Remove conditional MOZ_MAINTENANCE_SERVICE code

Tag #145

30 files changed, 1 insertions, 1420 deletions

diff --git a/application/basilisk/Makefile.in b/application/basilisk/Makefile.in
index 2eb9e708f..92527eaa8 100644
--- a/application/basilisk/Makefile.in
+++ b/application/basilisk/Makefile.in
@@ -10,7 +10,4 @@ ifdef MAKENSISU
 # uninstaller is included with the application for mar file generation.
 libs::
 	$(MAKE) -C installer/windows uninstaller
-ifdef MOZ_MAINTENANCE_SERVICE
-	$(MAKE) -C installer/windows maintenanceservice_installer
-endif
 endif
diff --git a/application/basilisk/app/profile/basilisk.js b/application/basilisk/app/profile/basilisk.js
index bcd0d4bcd..79d767851 100644
--- a/application/basilisk/app/profile/basilisk.js
+++ b/application/basilisk/app/profile/basilisk.js
@@ -153,11 +153,6 @@ pref("app.update.url", "https://aus5.mozilla.org/update/6/%PRODUCT%/%VERSION%/%B
 // Show the Update Checking/Ready UI when the user was idle for x seconds
 pref("app.update.idletime", 60);
 
-// Whether or not to attempt using the service for updates.
-#ifdef MOZ_MAINTENANCE_SERVICE
-pref("app.update.service.enabled", true);
-#endif
-
 // Symmetric (can be overridden by individual extensions) update preferences.
 // e.g.
 //  extensions.{GUID}.update.enabled
diff --git a/application/basilisk/components/preferences/in-content/advanced.js b/application/basilisk/components/preferences/in-content/advanced.js
index 5f9458eee..850f0e09f 100644
--- a/application/basilisk/components/preferences/in-content/advanced.js
+++ b/application/basilisk/components/preferences/in-content/advanced.js
@@ -670,25 +670,6 @@ var gAdvancedPane = {
       // or the binary platform or OS version is not known.
       // A locked pref is sufficient to disable the radiogroup.
       radiogroup.disabled = !canCheck || enabledPref.locked || autoPref.locked;
-
-      if (AppConstants.MOZ_MAINTENANCE_SERVICE) {
-        // Check to see if the maintenance service is installed.
-        // If it is don't show the preference at all.
-        var installed;
-        try {
-          var wrk = Components.classes["@mozilla.org/windows-registry-key;1"]
-                    .createInstance(Components.interfaces.nsIWindowsRegKey);
-          wrk.open(wrk.ROOT_KEY_LOCAL_MACHINE,
-                   "SOFTWARE\\Mozilla\\MaintenanceService",
-                   wrk.ACCESS_READ | wrk.WOW64_64);
-          installed = wrk.readIntValue("Installed");
-          wrk.close();
-        } catch (e) {
-        }
-        if (installed != 1) {
-          document.getElementById("useService").hidden = true;
-        }
-      }
     }
   },
 
diff --git a/application/basilisk/components/preferences/in-content/advanced.xul b/application/basilisk/components/preferences/in-content/advanced.xul
index 4973f8e09..50e276501 100644
--- a/application/basilisk/components/preferences/in-content/advanced.xul
+++ b/application/basilisk/components/preferences/in-content/advanced.xul
@@ -79,12 +79,6 @@
   <preference id="app.update.disable_button.showUpdateHistory"
               name="app.update.disable_button.showUpdateHistory"
               type="bool"/>
-
-#ifdef MOZ_MAINTENANCE_SERVICE
-  <preference id="app.update.service.enabled"
-              name="app.update.service.enabled"
-              type="bool"/>
-#endif
 #endif
 
   <preference id="browser.search.update"
@@ -331,13 +325,6 @@
                   accesskey="&updateHistory.accesskey;"
                   preference="app.update.disable_button.showUpdateHistory"/>
         </hbox>
-
-#ifdef MOZ_MAINTENANCE_SERVICE
-        <checkbox id="useService"
-                  label="&useService.label;"
-                  accesskey="&useService.accesskey;"
-                  preference="app.update.service.enabled"/>
-#endif
       </groupbox>
 #endif
       <groupbox id="updateOthers" align="start">
diff --git a/application/basilisk/confvars.sh b/application/basilisk/confvars.sh
index dfbb29f85..2df7e826a 100644
--- a/application/basilisk/confvars.sh
+++ b/application/basilisk/confvars.sh
@@ -15,10 +15,6 @@ if test "$OS_ARCH" = "WINNT" -o \
   MOZ_BUNDLED_FONTS=1
 fi
 
-if test "$OS_ARCH" = "WINNT"; then
-  MOZ_MAINTENANCE_SERVICE=
-fi
-
 # For Basilisk we want to use 52.9.YYYY.MM.DD as MOZ_APP_VERSION in release
 # builds so add-on developers have something to target while maintaining
 # Firefox compatiblity.
diff --git a/application/basilisk/installer/package-manifest.in b/application/basilisk/installer/package-manifest.in
index 73d7447c9..7e12e3af2 100644
--- a/application/basilisk/installer/package-manifest.in
+++ b/application/basilisk/installer/package-manifest.in
@@ -726,13 +726,6 @@ bin/libfreebl_32int64_3.so
 #endif
 #endif
 
-; [MaintenanceService]
-;
-#ifdef MOZ_MAINTENANCE_SERVICE
-@BINPATH@/maintenanceservice.exe
-@BINPATH@/maintenanceservice_installer.exe
-#endif
-
 @RESPATH@/components/dom_audiochannel.xpt
 
 ; Shutdown Terminator
diff --git a/application/basilisk/installer/windows/Makefile.in b/application/basilisk/installer/windows/Makefile.in
index bab6ded1a..5326ab897 100644
--- a/application/basilisk/installer/windows/Makefile.in
+++ b/application/basilisk/installer/windows/Makefile.in
@@ -14,12 +14,6 @@ INSTALLER_FILES = \
 	nsis/shared.nsh \
 	$(NULL)
 
-ifdef MOZ_MAINTENANCE_SERVICE
-INSTALLER_FILES += \
-	nsis/maintenanceservice_installer.nsi \
-	$(NULL)
-endif
-
 BRANDING_FILES = \
 	branding.nsi \
 	appname.bmp \
diff --git a/application/basilisk/installer/windows/nsis/defines.nsi.in b/application/basilisk/installer/windows/nsis/defines.nsi.in
index dbb58ca33..8981bbde8 100644
--- a/application/basilisk/installer/windows/nsis/defines.nsi.in
+++ b/application/basilisk/installer/windows/nsis/defines.nsi.in
@@ -51,10 +51,6 @@
 
 !define MinSupportedCPU "SSE2"
 
-#ifdef MOZ_MAINTENANCE_SERVICE
-!define MOZ_MAINTENANCE_SERVICE
-#endif
-
 # File details shared by both the installer and uninstaller
 VIProductVersion "1.0.0.0"
 VIAddVersionKey "ProductName"     "${BrandShortName}"
diff --git a/application/basilisk/installer/windows/nsis/installer.nsi b/application/basilisk/installer/windows/nsis/installer.nsi
index 994c09279..fa8e95775 100644
--- a/application/basilisk/installer/windows/nsis/installer.nsi
+++ b/application/basilisk/installer/windows/nsis/installer.nsi
@@ -165,11 +165,6 @@ Page custom preOptions leaveOptions
 !define MUI_DIRECTORYPAGE_VERIFYONLEAVE
 !insertmacro MUI_PAGE_DIRECTORY
 
-; Custom Components Page
-!ifdef MOZ_MAINTENANCE_SERVICE
-Page custom preComponents leaveComponents
-!endif
-
 ; Custom Shortcuts Page
 Page custom preShortcuts leaveShortcuts
 
@@ -427,41 +422,6 @@ Section "-Application" APP_IDX
     ${EndIf}
   ${EndIf}
 
-!ifdef MOZ_MAINTENANCE_SERVICE
-  ; If the maintenance service page was displayed then a value was already 
-  ; explicitly selected for installing the maintenance service and 
-  ; and so InstallMaintenanceService will already be 0 or 1.
-  ; If the maintenance service page was not displayed then 
-  ; InstallMaintenanceService will be equal to "".
-  ${If} $InstallMaintenanceService == ""
-    Call IsUserAdmin
-    Pop $R0
-    ${If} $R0 == "true"
-    ; Only proceed if we have HKLM write access
-    ${AndIf} $TmpVal == "HKLM"
-      ; On Windows < XP SP3 we do not install the maintenance service.
-      ${If} ${IsWinXP}
-      ${AndIf} ${AtMostServicePack} 2
-        StrCpy $InstallMaintenanceService "0"
-      ${Else}
-        ; The user is an admin, so we should default to installing the service.
-        StrCpy $InstallMaintenanceService "1"
-      ${EndIf}
-    ${Else}
-      ; The user is not admin, so we can't install the service.
-      StrCpy $InstallMaintenanceService "0"
-    ${EndIf}
-  ${EndIf}
-
-  ${If} $InstallMaintenanceService == "1"
-    ; The user wants to install the maintenance service, so execute
-    ; the pre-packaged maintenance service installer. 
-    ; This option can only be turned on if the user is an admin so there
-    ; is no need to use ExecShell w/ verb runas to enforce elevated.
-    nsExec::Exec "$\"$INSTDIR\maintenanceservice_installer.exe$\""
-  ${EndIf}
-!endif
-
   ; These need special handling on uninstall since they may be overwritten by
   ; an install into a different location.
   StrCpy $0 "Software\Microsoft\Windows\CurrentVersion\App Paths\${FileMainEXE}"
@@ -578,13 +538,6 @@ Section "-Application" APP_IDX
       ${EndIf}
     ${EndUnless}
   ${EndIf}
-
-!ifdef MOZ_MAINTENANCE_SERVICE
-  ${If} $TmpVal == "HKLM"
-    ; Add the registry keys for allowed certificates.
-    ${AddMaintCertKeys}
-  ${EndIf}
-!endif
 SectionEnd
 
 ; Cleanup operations to perform at the end of the installation.
@@ -948,59 +901,6 @@ Function leaveShortcuts
   ${EndIf}
 FunctionEnd
 
-!ifdef MOZ_MAINTENANCE_SERVICE
-Function preComponents
-  ; If the service already exists, don't show this page
-  ServicesHelper::IsInstalled "MozillaMaintenance"
-  Pop $R9
-  ${If} $R9 == 1
-    ; The service already exists so don't show this page.
-    Abort
-  ${EndIf}
-
-  ; On Windows < XP SP3 we do not install the maintenance service.
-  ${If} ${IsWinXP}
-  ${AndIf} ${AtMostServicePack} 2
-    Abort
-  ${EndIf}
-
-  ; Don't show the custom components page if the
-  ; user is not an admin
-  Call IsUserAdmin
-  Pop $R9
-  ${If} $R9 != "true"
-    Abort
-  ${EndIf}
-
-  ; Only show the maintenance service page if we have write access to HKLM
-  ClearErrors
-  WriteRegStr HKLM "Software\Mozilla" \
-              "${BrandShortName}InstallerTest" "Write Test"
-  ${If} ${Errors}
-    ClearErrors
-    Abort
-  ${Else}
-    DeleteRegValue HKLM "Software\Mozilla" "${BrandShortName}InstallerTest"
-  ${EndIf}
-
-  StrCpy $PageName "Components"
-  ${CheckCustomCommon}
-  !insertmacro MUI_HEADER_TEXT "$(COMPONENTS_PAGE_TITLE)" "$(COMPONENTS_PAGE_SUBTITLE)"
-  !insertmacro MUI_INSTALLOPTIONS_DISPLAY "components.ini"
-FunctionEnd
-
-Function leaveComponents
-  ${MUI_INSTALLOPTIONS_READ} $0 "components.ini" "Settings" "State"
-  ${If} $0 != 0
-    Abort
-  ${EndIf}
-  ${MUI_INSTALLOPTIONS_READ} $InstallMaintenanceService "components.ini" "Field 2" "State"
-  ${If} $InstallType == ${INSTALLTYPE_CUSTOM}
-    Call CheckExistingInstall
-  ${EndIf}
-FunctionEnd
-!endif
-
 Function preSummary
   StrCpy $PageName "Summary"
   ; Setup the summary.ini file for the Custom Summary Page
diff --git a/application/basilisk/installer/windows/nsis/maintenanceservice_installer.nsi b/application/basilisk/installer/windows/nsis/maintenanceservice_installer.nsi
deleted file mode 100644
index 1f73bac6a..000000000
--- a/application/basilisk/installer/windows/nsis/maintenanceservice_installer.nsi
+++ /dev/null
@@ -1,332 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-; Set verbosity to 3 (e.g. no script) to lessen the noise in the build logs
-!verbose 3
-
-; 7-Zip provides better compression than the lzma from NSIS so we add the files
-; uncompressed and use 7-Zip to create a SFX archive of it
-SetDatablockOptimize on
-SetCompress off
-CRCCheck on
-
-RequestExecutionLevel admin
-
-; The commands inside this ifdef require NSIS 3.0a2 or greater so the ifdef can
-; be removed after we require NSIS 3.0a2 or greater.
-!ifdef NSIS_PACKEDVERSION
-  Unicode true
-  ManifestSupportedOS all
-  ManifestDPIAware true
-!endif
-
-!addplugindir ./
-
-; Variables
-Var TempMaintServiceName
-Var BrandFullNameDA
-Var BrandFullName
-
-; Other included files may depend upon these includes!
-; The following includes are provided by NSIS.
-!include FileFunc.nsh
-!include LogicLib.nsh
-!include MUI.nsh
-!include WinMessages.nsh
-!include WinVer.nsh
-!include WordFunc.nsh
-
-!insertmacro GetOptions
-!insertmacro GetParameters
-!insertmacro GetSize
-
-; The test slaves use this fallback key to run tests.
-; And anyone that wants to run tests themselves should already have 
-; this installed.
-!define FallbackKey \
-  "SOFTWARE\Mozilla\MaintenanceService\3932ecacee736d366d6436db0f55bce4"
-
-!define CompanyName "Mozilla Corporation"
-!define BrandFullNameInternal ""
-
-; The following includes are custom.
-!include defines.nsi
-; We keep defines.nsi defined so that we get other things like 
-; the version number, but we redefine BrandFullName
-!define MaintFullName "Mozilla Maintenance Service"
-!undef BrandFullName
-!define BrandFullName "${MaintFullName}"
-
-!include common.nsh
-!include locales.nsi
-
-VIAddVersionKey "FileDescription" "${MaintFullName} Installer"
-VIAddVersionKey "OriginalFilename" "maintenanceservice_installer.exe"
-
-Name "${MaintFullName}"
-OutFile "maintenanceservice_installer.exe"
-
-; Get installation folder from registry if available
-InstallDirRegKey HKLM "Software\Mozilla\MaintenanceService" ""
-
-SetOverwrite on
-
-; serviceinstall.cpp also uses this key, in case the path is changed, update
-; there too.
-!define MaintUninstallKey \
- "Software\Microsoft\Windows\CurrentVersion\Uninstall\MozillaMaintenanceService"
-
-; Always install into the 32-bit location even if we have a 64-bit build.
-; This is because we use only 1 service for all Basilisk channels.
-; Allow either x86 and x64 builds to exist at this location, depending on
-; what is the latest build.
-InstallDir "$PROGRAMFILES32\${MaintFullName}\"
-ShowUnInstDetails nevershow
-
-################################################################################
-# Modern User Interface - MUI
-
-!define MUI_ICON setup.ico
-!define MUI_UNICON setup.ico
-!define MUI_WELCOMEPAGE_TITLE_3LINES
-!define MUI_UNWELCOMEFINISHPAGE_BITMAP wizWatermark.bmp
-
-;Interface Settings
-!define MUI_ABORTWARNING
-
-; Uninstaller Pages
-!insertmacro MUI_UNPAGE_CONFIRM
-!insertmacro MUI_UNPAGE_INSTFILES
-
-################################################################################
-# Language
-
-!insertmacro MOZ_MUI_LANGUAGE 'baseLocale'
-!verbose push
-!verbose 3
-!include "overrideLocale.nsh"
-!include "customLocale.nsh"
-!verbose pop
-
-; Set this after the locale files to override it if it is in the locale
-; using " " for BrandingText will hide the "Nullsoft Install System..." branding
-BrandingText " "
-
-Function .onInit
-  ; Remove the current exe directory from the search order.
-  ; This only effects LoadLibrary calls and not implicitly loaded DLLs.
-  System::Call 'kernel32::SetDllDirectoryW(w "")'
-
-  SetSilent silent
-
-  ${Unless} ${AtLeastWin7}
-    Abort
-  ${EndUnless}
-FunctionEnd
-
-Function un.onInit
-  ; Remove the current exe directory from the search order.
-  ; This only effects LoadLibrary calls and not implicitly loaded DLLs.
-  System::Call 'kernel32::SetDllDirectoryW(w "")'
-
-; The commands inside this ifndef are needed prior to NSIS 3.0a2 and can be
-; removed after we require NSIS 3.0a2 or greater.
-!ifndef NSIS_PACKEDVERSION
-  ${If} ${AtLeastWinVista}
-    System::Call 'user32::SetProcessDPIAware()'
-  ${EndIf}
-!endif
-
-  StrCpy $BrandFullNameDA "${MaintFullName}"
-  StrCpy $BrandFullName "${MaintFullName}"
-FunctionEnd
-
-Section "MaintenanceService"
-  AllowSkipFiles off
-
-  CreateDirectory $INSTDIR
-  SetOutPath $INSTDIR
-
-  ; If the service already exists, then it will be stopped when upgrading it
-  ; via the maintenanceservice_tmp.exe command executed below.
-  ; The maintenanceservice_tmp.exe command will rename the file to
-  ; maintenanceservice.exe if maintenanceservice_tmp.exe is newer.
-  ; If the service does not exist yet, we install it and drop the file on
-  ; disk as maintenanceservice.exe directly.
-  StrCpy $TempMaintServiceName "maintenanceservice.exe"
-  IfFileExists "$INSTDIR\maintenanceservice.exe" 0 skipAlreadyExists
-    StrCpy $TempMaintServiceName "maintenanceservice_tmp.exe"
-  skipAlreadyExists:
-
-  ; We always write out a copy and then decide whether to install it or 
-  ; not via calling its 'install' cmdline which works by version comparison.
-  CopyFiles "$EXEDIR\maintenanceservice.exe" "$INSTDIR\$TempMaintServiceName"
-
-  ; The updater.ini file is only used when performing an install or upgrade,
-  ; and only if that install or upgrade is successful.  If an old updater.ini
-  ; happened to be copied into the maintenance service installation directory
-  ; but the service was not newer, the updater.ini file would be unused.
-  ; It is used to fill the description of the service on success.
-  CopyFiles "$EXEDIR\updater.ini" "$INSTDIR\updater.ini"
-
-  ; Install the application maintenance service.
-  ; If a service already exists, the command line parameter will stop the
-  ; service and only install itself if it is newer than the already installed
-  ; service.  If successful it will remove the old maintenanceservice.exe
-  ; and replace it with maintenanceservice_tmp.exe.
-  ClearErrors
-  ${GetParameters} $0
-  ${GetOptions} "$0" "/Upgrade" $0
-  ${If} ${Errors}
-    ExecWait '"$INSTDIR\$TempMaintServiceName" install'
-  ${Else}
-    ; The upgrade cmdline is the same as install except
-    ; It will fail if the service isn't already installed.
-    ExecWait '"$INSTDIR\$TempMaintServiceName" upgrade'
-  ${EndIf}
-
-  WriteUninstaller "$INSTDIR\Uninstall.exe"
-  WriteRegStr HKLM "${MaintUninstallKey}" "DisplayName" "${MaintFullName}"
-  WriteRegStr HKLM "${MaintUninstallKey}" "UninstallString" \
-                   '"$INSTDIR\uninstall.exe"'
-  WriteRegStr HKLM "${MaintUninstallKey}" "DisplayIcon" \
-                   "$INSTDIR\Uninstall.exe,0"
-  WriteRegStr HKLM "${MaintUninstallKey}" "DisplayVersion" "${AppVersion}"
-  WriteRegStr HKLM "${MaintUninstallKey}" "Publisher" "Mozilla"
-  WriteRegStr HKLM "${MaintUninstallKey}" "Comments" "${BrandFullName}"
-  WriteRegDWORD HKLM "${MaintUninstallKey}" "NoModify" 1
-  ${GetSize} "$INSTDIR" "/S=0K" $R2 $R3 $R4
-  WriteRegDWORD HKLM "${MaintUninstallKey}" "EstimatedSize" $R2
-
-  ; Write out that a maintenance service was attempted.
-  ; We do this because on upgrades we will check this value and we only
-  ; want to install once on the first upgrade to maintenance service.
-  ; Also write out that we are currently installed, preferences will check
-  ; this value to determine if we should show the service update pref.
-  ; Since the Maintenance service can be installed either x86 or x64,
-  ; always use the 64-bit registry for checking if an attempt was made.
-  ${If} ${RunningX64}
-    SetRegView 64
-  ${EndIf}
-  WriteRegDWORD HKLM "Software\Mozilla\MaintenanceService" "Attempted" 1
-  WriteRegDWORD HKLM "Software\Mozilla\MaintenanceService" "Installed" 1
-  DeleteRegValue HKLM "Software\Mozilla\MaintenanceService" "FFPrefetchDisabled"
-
-  ; Included here for debug purposes only.  
-  ; These keys are used to bypass the installation dir is a valid installation
-  ; check from the service so that tests can be run.
-  ; WriteRegStr HKLM "${FallbackKey}\0" "name" "Mozilla Corporation"
-  ; WriteRegStr HKLM "${FallbackKey}\0" "issuer" "DigiCert SHA2 Assured ID Code Signing CA"
-  ${If} ${RunningX64}
-    SetRegView lastused
-  ${EndIf}
-SectionEnd
-
-; By renaming before deleting we improve things slightly in case
-; there is a file in use error. In this case a new install can happen.
-Function un.RenameDelete
-  Pop $9
-  ; If the .moz-delete file already exists previously, delete it
-  ; If it doesn't exist, the call is ignored.
-  ; We don't need to pass /REBOOTOK here since it was already marked that way
-  ; if it exists.
-  Delete "$9.moz-delete"
-  Rename "$9" "$9.moz-delete"
-  ${If} ${Errors}
-    Delete /REBOOTOK "$9"
-  ${Else} 
-    Delete /REBOOTOK "$9.moz-delete"
-  ${EndIf}
-  ClearErrors
-FunctionEnd
-
-Section "Uninstall"
-  ; Delete the service so that no updates will be attempted
-  ExecWait '"$INSTDIR\maintenanceservice.exe" uninstall'
-
-  Push "$INSTDIR\updater.ini"
-  Call un.RenameDelete
-  Push "$INSTDIR\maintenanceservice.exe"
-  Call un.RenameDelete
-  Push "$INSTDIR\maintenanceservice_tmp.exe"
-  Call un.RenameDelete
-  Push "$INSTDIR\maintenanceservice.old"
-  Call un.RenameDelete
-  Push "$INSTDIR\Uninstall.exe"
-  Call un.RenameDelete
-  Push "$INSTDIR\update\updater.ini"
-  Call un.RenameDelete
-  Push "$INSTDIR\update\updater.exe"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-1.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-2.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-3.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-4.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-5.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-6.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-7.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-8.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-9.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-10.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-install.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-uninstall.log"
-  Call un.RenameDelete
-  SetShellVarContext all
-  Push "$APPDATA\Mozilla\logs\maintenanceservice.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-1.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-2.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-3.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-4.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-5.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-6.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-7.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-8.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-9.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-10.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-install.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-uninstall.log"
-  Call un.RenameDelete
-  RMDir /REBOOTOK "$APPDATA\Mozilla\logs"
-  RMDir /REBOOTOK "$APPDATA\Mozilla"
-  RMDir /REBOOTOK "$INSTDIR\logs"
-  RMDir /REBOOTOK "$INSTDIR\update"
-  RMDir /REBOOTOK "$INSTDIR"
-
-  DeleteRegKey HKLM "${MaintUninstallKey}"
-
-  ${If} ${RunningX64}
-    SetRegView 64
-  ${EndIf}
-  DeleteRegValue HKLM "Software\Mozilla\MaintenanceService" "Installed"
-  DeleteRegValue HKLM "Software\Mozilla\MaintenanceService" "FFPrefetchDisabled"
-  DeleteRegKey HKLM "${FallbackKey}\"
-  ${If} ${RunningX64}
-    SetRegView lastused
-  ${EndIf}
-SectionEnd
diff --git a/application/basilisk/installer/windows/nsis/shared.nsh b/application/basilisk/installer/windows/nsis/shared.nsh
index fb2239d24..f5bbef389 100644
--- a/application/basilisk/installer/windows/nsis/shared.nsh
+++ b/application/basilisk/installer/windows/nsis/shared.nsh
@@ -124,51 +124,6 @@
   ${FixDistributionsINI}
 
   RmDir /r /REBOOTOK "$INSTDIR\${TO_BE_DELETED}"
-
-!ifdef MOZ_MAINTENANCE_SERVICE
-  Call IsUserAdmin
-  Pop $R0
-  ${If} $R0 == "true"
-  ; Only proceed if we have HKLM write access
-  ${AndIf} $TmpVal == "HKLM"
-  ; On Windows 2000 we do not install the maintenance service.
-  ${AndIf} ${AtLeastWinXP}
-    ; We check to see if the maintenance service install was already attempted.
-    ; Since the Maintenance service can be installed either x86 or x64,
-    ; always use the 64-bit registry for checking if an attempt was made.
-    ${If} ${RunningX64}
-      SetRegView 64
-    ${EndIf}
-    ReadRegDWORD $5 HKLM "Software\Mozilla\MaintenanceService" "Attempted"
-    ClearErrors
-    ${If} ${RunningX64}
-      SetRegView lastused
-    ${EndIf}
-
-    ; Add the registry keys for allowed certificates.
-    ${AddMaintCertKeys}
-
-    ; If the maintenance service is already installed, do nothing.
-    ; The maintenance service will launch:
-    ; maintenanceservice_installer.exe /Upgrade to upgrade the maintenance
-    ; service if necessary.   If the update was done from updater.exe without
-    ; the service (i.e. service is failing), updater.exe will do the update of
-    ; the service.  The reasons we do not do it here is because we don't want
-    ; to have to prompt for limited user accounts when the service isn't used
-    ; and we currently call the PostUpdate twice, once for the user and once
-    ; for the SYSTEM account.  Also, this would stop the maintenance service
-    ; and we need a return result back to the service when run that way.
-    ${If} $5 == ""
-      ; An install of maintenance service was never attempted.
-      ; We know we are an Admin and that we have write access into HKLM
-      ; based on the above checks, so attempt to just run the EXE.
-      ; In the worst case, in case there is some edge case with the
-      ; IsAdmin check and the permissions check, the maintenance service
-      ; will just fail to be attempted to be installed.
-      nsExec::Exec "$\"$INSTDIR\maintenanceservice_installer.exe$\""
-    ${EndIf}
-  ${EndIf}
-!endif
 !macroend
 !define PostUpdate "!insertmacro PostUpdate"
 
@@ -720,54 +675,6 @@
 !macroend
 !define UpdateProtocolHandlers "!insertmacro UpdateProtocolHandlers"
 
-!ifdef MOZ_MAINTENANCE_SERVICE
-; Adds maintenance service certificate keys for the install dir.
-; For the cert to work, it must also be signed by a trusted cert for the user.
-!macro AddMaintCertKeys
-  Push $R0
-  ; Allow main Mozilla cert information for updates
-  ; This call will push the needed key on the stack
-  ServicesHelper::PathToUniqueRegistryPath "$INSTDIR"
-  Pop $R0
-  ${If} $R0 != ""
-    ; More than one certificate can be specified in a different subfolder
-    ; for example: $R0\1, but each individual binary can be signed
-    ; with at most one certificate.  A fallback certificate can only be used
-    ; if the binary is replaced with a different certificate.
-    ; We always use the 64bit registry for certs.
-    ${If} ${RunningX64}
-      SetRegView 64
-    ${EndIf}
-
-    ; PrefetchProcessName was originally used to experiment with deleting
-    ; Windows prefetch as a speed optimization.  It is no longer used though.
-    DeleteRegValue HKLM "$R0" "prefetchProcessName"
-
-    ; Setting the Attempted value will ensure that a new Maintenance Service
-    ; install will never be attempted again after this from updates.  The value
-    ; is used only to see if updates should attempt new service installs.
-    WriteRegDWORD HKLM "Software\Mozilla\MaintenanceService" "Attempted" 1
-
-    ; These values associate the allowed certificates for the current
-    ; installation.
-    WriteRegStr HKLM "$R0\0" "name" "${CERTIFICATE_NAME}"
-    WriteRegStr HKLM "$R0\0" "issuer" "${CERTIFICATE_ISSUER}"
-    ; These values associate the allowed certificates for the previous
-    ;  installation, so that we can update from it cleanly using the
-    ;  old updater.exe (which will still have this signature).
-    WriteRegStr HKLM "$R0\1" "name" "${CERTIFICATE_NAME_PREVIOUS}"
-    WriteRegStr HKLM "$R0\1" "issuer" "${CERTIFICATE_ISSUER_PREVIOUS}"
-    ${If} ${RunningX64}
-      SetRegView lastused
-    ${EndIf}
-    ClearErrors
-  ${EndIf}
-  ; Restore the previously used value back
-  Pop $R0
-!macroend
-!define AddMaintCertKeys "!insertmacro AddMaintCertKeys"
-!endif
-
 ; Removes various registry entries for reasons noted below (does not use SHCTX).
 !macro RemoveDeprecatedKeys
   StrCpy $0 "SOFTWARE\Classes"
diff --git a/application/basilisk/installer/windows/nsis/uninstaller.nsi b/application/basilisk/installer/windows/nsis/uninstaller.nsi
index 87f4d838a..c556b0a90 100644
--- a/application/basilisk/installer/windows/nsis/uninstaller.nsi
+++ b/application/basilisk/installer/windows/nsis/uninstaller.nsi
@@ -450,24 +450,6 @@ Section "Uninstall"
   ; uninstalls of Basilisk-release with reinstalls of Basilisk-release, for example.
   WriteRegStr HKCU "Software\Mozilla\Basilisk" "Uninstalled-${UpdateChannel}" "True"
 
-!ifdef MOZ_MAINTENANCE_SERVICE
-  ; Get the path the allowed cert is at and remove it
-  ; Keep this block of code last since it modfies the reg view
-  ServicesHelper::PathToUniqueRegistryPath "$INSTDIR"
-  Pop $MaintCertKey
-  ${If} $MaintCertKey != ""
-    ; Always use the 64bit registry for certs on 64bit systems.
-    ${If} ${RunningX64}
-      SetRegView 64
-    ${EndIf}
-    DeleteRegKey HKLM "$MaintCertKey"
-    ${If} ${RunningX64}
-      SetRegView lastused
-    ${EndIf}
-  ${EndIf}
-  Call un.UninstallServiceIfNotUsed
-!endif
-
   ${un.IsFirewallSvcRunning}
   Pop $0
   ${If} "$0" == "true"
diff --git a/application/palemoon/confvars.sh b/application/palemoon/confvars.sh
index 26b02fc85..6216cba5b 100644
--- a/application/palemoon/confvars.sh
+++ b/application/palemoon/confvars.sh
@@ -99,7 +99,6 @@ if test "$OS_ARCH" = "WINNT" -o \
 fi
 
 # Short-circuit a few services to be removed
-MOZ_MAINTENANCE_SERVICE=
 MOZ_SERVICES_HEALTHREPORT=
 MOZ_ADDON_SIGNING=0
 MOZ_REQUIRE_SIGNING=0
diff --git a/application/palemoon/installer/windows/Makefile.in b/application/palemoon/installer/windows/Makefile.in
index 9b0f697c8..d2be8aec2 100644
--- a/application/palemoon/installer/windows/Makefile.in
+++ b/application/palemoon/installer/windows/Makefile.in
@@ -14,12 +14,6 @@ INSTALLER_FILES = \
 	nsis/shared.nsh \
 	$(NULL)
 
-ifdef MOZ_MAINTENANCE_SERVICE
-INSTALLER_FILES += \
-	nsis/maintenanceservice_installer.nsi \
-	$(NULL)
-endif
-
 BRANDING_FILES = \
 	branding.nsi \
 	appname.bmp \
@@ -58,17 +52,6 @@ uninstaller::
 	  --preprocess-locale $(topsrcdir) \
 	  $(PPL_LOCALE_ARGS) $(AB_CD) $(CONFIG_DIR)
 
-# For building the maintenanceservice installer
-ifdef MOZ_MAINTENANCE_SERVICE
-maintenanceservice_installer::
-	$(INSTALL) $(addprefix $(srcdir)/,$(INSTALLER_FILES)) $(CONFIG_DIR)
-	$(call py_action,preprocessor,-Fsubstitution $(DEFINES) $(ACDEFINES) \
-	  $(srcdir)/nsis/defines.nsi.in -o $(CONFIG_DIR)/defines.nsi)
-	$(PYTHON) $(topsrcdir)/toolkit/mozapps/installer/windows/nsis/preprocess-locale.py \
-	  --preprocess-locale $(topsrcdir) \
-	  $(PPL_LOCALE_ARGS) $(AB_CD) $(CONFIG_DIR)
-endif
-
 $(CONFIG_DIR)/setup.exe::
 	$(RM) -r $(CONFIG_DIR)
 	$(MKDIR) $(CONFIG_DIR)
diff --git a/application/palemoon/installer/windows/nsis/defines.nsi.in b/application/palemoon/installer/windows/nsis/defines.nsi.in
index edef802a9..1764b10c4 100644
--- a/application/palemoon/installer/windows/nsis/defines.nsi.in
+++ b/application/palemoon/installer/windows/nsis/defines.nsi.in
@@ -51,10 +51,6 @@
 
 !define MinSupportedCPU "SSE2"
 
-#ifdef MOZ_MAINTENANCE_SERVICE
-!define MOZ_MAINTENANCE_SERVICE
-#endif
-
 # File details shared by both the installer and uninstaller
 VIProductVersion "1.0.0.0"
 VIAddVersionKey "ProductName"     "${BrandShortName}"
diff --git a/application/palemoon/installer/windows/nsis/installer.nsi b/application/palemoon/installer/windows/nsis/installer.nsi
index 276b94f74..50bab5586 100644
--- a/application/palemoon/installer/windows/nsis/installer.nsi
+++ b/application/palemoon/installer/windows/nsis/installer.nsi
@@ -165,11 +165,6 @@ Page custom preOptions leaveOptions
 !define MUI_DIRECTORYPAGE_VERIFYONLEAVE
 !insertmacro MUI_PAGE_DIRECTORY
 
-; Custom Components Page
-!ifdef MOZ_MAINTENANCE_SERVICE
-Page custom preComponents leaveComponents
-!endif
-
 ; Custom Shortcuts Page
 Page custom preShortcuts leaveShortcuts
 
@@ -427,41 +422,6 @@ Section "-Application" APP_IDX
     ${EndIf}
   ${EndIf}
 
-!ifdef MOZ_MAINTENANCE_SERVICE
-  ; If the maintenance service page was displayed then a value was already 
-  ; explicitly selected for installing the maintenance service and 
-  ; and so InstallMaintenanceService will already be 0 or 1.
-  ; If the maintenance service page was not displayed then 
-  ; InstallMaintenanceService will be equal to "".
-  ${If} $InstallMaintenanceService == ""
-    Call IsUserAdmin
-    Pop $R0
-    ${If} $R0 == "true"
-    ; Only proceed if we have HKLM write access
-    ${AndIf} $TmpVal == "HKLM"
-      ; On Windows < XP SP3 we do not install the maintenance service.
-      ${If} ${IsWinXP}
-      ${AndIf} ${AtMostServicePack} 2
-        StrCpy $InstallMaintenanceService "0"
-      ${Else}
-        ; The user is an admin, so we should default to installing the service.
-        StrCpy $InstallMaintenanceService "1"
-      ${EndIf}
-    ${Else}
-      ; The user is not admin, so we can't install the service.
-      StrCpy $InstallMaintenanceService "0"
-    ${EndIf}
-  ${EndIf}
-
-  ${If} $InstallMaintenanceService == "1"
-    ; The user wants to install the maintenance service, so execute
-    ; the pre-packaged maintenance service installer. 
-    ; This option can only be turned on if the user is an admin so there
-    ; is no need to use ExecShell w/ verb runas to enforce elevated.
-    nsExec::Exec "$\"$INSTDIR\maintenanceservice_installer.exe$\""
-  ${EndIf}
-!endif
-
   ; These need special handling on uninstall since they may be overwritten by
   ; an install into a different location.
   StrCpy $0 "Software\Microsoft\Windows\CurrentVersion\App Paths\${FileMainEXE}"
@@ -578,13 +538,6 @@ Section "-Application" APP_IDX
       ${EndIf}
     ${EndUnless}
   ${EndIf}
-
-!ifdef MOZ_MAINTENANCE_SERVICE
-  ${If} $TmpVal == "HKLM"
-    ; Add the registry keys for allowed certificates.
-    ${AddMaintCertKeys}
-  ${EndIf}
-!endif
 SectionEnd
 
 ; Cleanup operations to perform at the end of the installation.
@@ -948,59 +901,6 @@ Function leaveShortcuts
   ${EndIf}
 FunctionEnd
 
-!ifdef MOZ_MAINTENANCE_SERVICE
-Function preComponents
-  ; If the service already exists, don't show this page
-  ServicesHelper::IsInstalled "MozillaMaintenance"
-  Pop $R9
-  ${If} $R9 == 1
-    ; The service already exists so don't show this page.
-    Abort
-  ${EndIf}
-
-  ; On Windows < XP SP3 we do not install the maintenance service.
-  ${If} ${IsWinXP}
-  ${AndIf} ${AtMostServicePack} 2
-    Abort
-  ${EndIf}
-
-  ; Don't show the custom components page if the
-  ; user is not an admin
-  Call IsUserAdmin
-  Pop $R9
-  ${If} $R9 != "true"
-    Abort
-  ${EndIf}
-
-  ; Only show the maintenance service page if we have write access to HKLM
-  ClearErrors
-  WriteRegStr HKLM "Software\Mozilla" \
-              "${BrandShortName}InstallerTest" "Write Test"
-  ${If} ${Errors}
-    ClearErrors
-    Abort
-  ${Else}
-    DeleteRegValue HKLM "Software\Mozilla" "${BrandShortName}InstallerTest"
-  ${EndIf}
-
-  StrCpy $PageName "Components"
-  ${CheckCustomCommon}
-  !insertmacro MUI_HEADER_TEXT "$(COMPONENTS_PAGE_TITLE)" "$(COMPONENTS_PAGE_SUBTITLE)"
-  !insertmacro MUI_INSTALLOPTIONS_DISPLAY "components.ini"
-FunctionEnd
-
-Function leaveComponents
-  ${MUI_INSTALLOPTIONS_READ} $0 "components.ini" "Settings" "State"
-  ${If} $0 != 0
-    Abort
-  ${EndIf}
-  ${MUI_INSTALLOPTIONS_READ} $InstallMaintenanceService "components.ini" "Field 2" "State"
-  ${If} $InstallType == ${INSTALLTYPE_CUSTOM}
-    Call CheckExistingInstall
-  ${EndIf}
-FunctionEnd
-!endif
-
 Function preSummary
   StrCpy $PageName "Summary"
   ; Setup the summary.ini file for the Custom Summary Page
diff --git a/application/palemoon/installer/windows/nsis/maintenanceservice_installer.nsi b/application/palemoon/installer/windows/nsis/maintenanceservice_installer.nsi
deleted file mode 100644
index 1f73bac6a..000000000
--- a/application/palemoon/installer/windows/nsis/maintenanceservice_installer.nsi
+++ /dev/null
@@ -1,332 +0,0 @@
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-; Set verbosity to 3 (e.g. no script) to lessen the noise in the build logs
-!verbose 3
-
-; 7-Zip provides better compression than the lzma from NSIS so we add the files
-; uncompressed and use 7-Zip to create a SFX archive of it
-SetDatablockOptimize on
-SetCompress off
-CRCCheck on
-
-RequestExecutionLevel admin
-
-; The commands inside this ifdef require NSIS 3.0a2 or greater so the ifdef can
-; be removed after we require NSIS 3.0a2 or greater.
-!ifdef NSIS_PACKEDVERSION
-  Unicode true
-  ManifestSupportedOS all
-  ManifestDPIAware true
-!endif
-
-!addplugindir ./
-
-; Variables
-Var TempMaintServiceName
-Var BrandFullNameDA
-Var BrandFullName
-
-; Other included files may depend upon these includes!
-; The following includes are provided by NSIS.
-!include FileFunc.nsh
-!include LogicLib.nsh
-!include MUI.nsh
-!include WinMessages.nsh
-!include WinVer.nsh
-!include WordFunc.nsh
-
-!insertmacro GetOptions
-!insertmacro GetParameters
-!insertmacro GetSize
-
-; The test slaves use this fallback key to run tests.
-; And anyone that wants to run tests themselves should already have 
-; this installed.
-!define FallbackKey \
-  "SOFTWARE\Mozilla\MaintenanceService\3932ecacee736d366d6436db0f55bce4"
-
-!define CompanyName "Mozilla Corporation"
-!define BrandFullNameInternal ""
-
-; The following includes are custom.
-!include defines.nsi
-; We keep defines.nsi defined so that we get other things like 
-; the version number, but we redefine BrandFullName
-!define MaintFullName "Mozilla Maintenance Service"
-!undef BrandFullName
-!define BrandFullName "${MaintFullName}"
-
-!include common.nsh
-!include locales.nsi
-
-VIAddVersionKey "FileDescription" "${MaintFullName} Installer"
-VIAddVersionKey "OriginalFilename" "maintenanceservice_installer.exe"
-
-Name "${MaintFullName}"
-OutFile "maintenanceservice_installer.exe"
-
-; Get installation folder from registry if available
-InstallDirRegKey HKLM "Software\Mozilla\MaintenanceService" ""
-
-SetOverwrite on
-
-; serviceinstall.cpp also uses this key, in case the path is changed, update
-; there too.
-!define MaintUninstallKey \
- "Software\Microsoft\Windows\CurrentVersion\Uninstall\MozillaMaintenanceService"
-
-; Always install into the 32-bit location even if we have a 64-bit build.
-; This is because we use only 1 service for all Basilisk channels.
-; Allow either x86 and x64 builds to exist at this location, depending on
-; what is the latest build.
-InstallDir "$PROGRAMFILES32\${MaintFullName}\"
-ShowUnInstDetails nevershow
-
-################################################################################
-# Modern User Interface - MUI
-
-!define MUI_ICON setup.ico
-!define MUI_UNICON setup.ico
-!define MUI_WELCOMEPAGE_TITLE_3LINES
-!define MUI_UNWELCOMEFINISHPAGE_BITMAP wizWatermark.bmp
-
-;Interface Settings
-!define MUI_ABORTWARNING
-
-; Uninstaller Pages
-!insertmacro MUI_UNPAGE_CONFIRM
-!insertmacro MUI_UNPAGE_INSTFILES
-
-################################################################################
-# Language
-
-!insertmacro MOZ_MUI_LANGUAGE 'baseLocale'
-!verbose push
-!verbose 3
-!include "overrideLocale.nsh"
-!include "customLocale.nsh"
-!verbose pop
-
-; Set this after the locale files to override it if it is in the locale
-; using " " for BrandingText will hide the "Nullsoft Install System..." branding
-BrandingText " "
-
-Function .onInit
-  ; Remove the current exe directory from the search order.
-  ; This only effects LoadLibrary calls and not implicitly loaded DLLs.
-  System::Call 'kernel32::SetDllDirectoryW(w "")'
-
-  SetSilent silent
-
-  ${Unless} ${AtLeastWin7}
-    Abort
-  ${EndUnless}
-FunctionEnd
-
-Function un.onInit
-  ; Remove the current exe directory from the search order.
-  ; This only effects LoadLibrary calls and not implicitly loaded DLLs.
-  System::Call 'kernel32::SetDllDirectoryW(w "")'
-
-; The commands inside this ifndef are needed prior to NSIS 3.0a2 and can be
-; removed after we require NSIS 3.0a2 or greater.
-!ifndef NSIS_PACKEDVERSION
-  ${If} ${AtLeastWinVista}
-    System::Call 'user32::SetProcessDPIAware()'
-  ${EndIf}
-!endif
-
-  StrCpy $BrandFullNameDA "${MaintFullName}"
-  StrCpy $BrandFullName "${MaintFullName}"
-FunctionEnd
-
-Section "MaintenanceService"
-  AllowSkipFiles off
-
-  CreateDirectory $INSTDIR
-  SetOutPath $INSTDIR
-
-  ; If the service already exists, then it will be stopped when upgrading it
-  ; via the maintenanceservice_tmp.exe command executed below.
-  ; The maintenanceservice_tmp.exe command will rename the file to
-  ; maintenanceservice.exe if maintenanceservice_tmp.exe is newer.
-  ; If the service does not exist yet, we install it and drop the file on
-  ; disk as maintenanceservice.exe directly.
-  StrCpy $TempMaintServiceName "maintenanceservice.exe"
-  IfFileExists "$INSTDIR\maintenanceservice.exe" 0 skipAlreadyExists
-    StrCpy $TempMaintServiceName "maintenanceservice_tmp.exe"
-  skipAlreadyExists:
-
-  ; We always write out a copy and then decide whether to install it or 
-  ; not via calling its 'install' cmdline which works by version comparison.
-  CopyFiles "$EXEDIR\maintenanceservice.exe" "$INSTDIR\$TempMaintServiceName"
-
-  ; The updater.ini file is only used when performing an install or upgrade,
-  ; and only if that install or upgrade is successful.  If an old updater.ini
-  ; happened to be copied into the maintenance service installation directory
-  ; but the service was not newer, the updater.ini file would be unused.
-  ; It is used to fill the description of the service on success.
-  CopyFiles "$EXEDIR\updater.ini" "$INSTDIR\updater.ini"
-
-  ; Install the application maintenance service.
-  ; If a service already exists, the command line parameter will stop the
-  ; service and only install itself if it is newer than the already installed
-  ; service.  If successful it will remove the old maintenanceservice.exe
-  ; and replace it with maintenanceservice_tmp.exe.
-  ClearErrors
-  ${GetParameters} $0
-  ${GetOptions} "$0" "/Upgrade" $0
-  ${If} ${Errors}
-    ExecWait '"$INSTDIR\$TempMaintServiceName" install'
-  ${Else}
-    ; The upgrade cmdline is the same as install except
-    ; It will fail if the service isn't already installed.
-    ExecWait '"$INSTDIR\$TempMaintServiceName" upgrade'
-  ${EndIf}
-
-  WriteUninstaller "$INSTDIR\Uninstall.exe"
-  WriteRegStr HKLM "${MaintUninstallKey}" "DisplayName" "${MaintFullName}"
-  WriteRegStr HKLM "${MaintUninstallKey}" "UninstallString" \
-                   '"$INSTDIR\uninstall.exe"'
-  WriteRegStr HKLM "${MaintUninstallKey}" "DisplayIcon" \
-                   "$INSTDIR\Uninstall.exe,0"
-  WriteRegStr HKLM "${MaintUninstallKey}" "DisplayVersion" "${AppVersion}"
-  WriteRegStr HKLM "${MaintUninstallKey}" "Publisher" "Mozilla"
-  WriteRegStr HKLM "${MaintUninstallKey}" "Comments" "${BrandFullName}"
-  WriteRegDWORD HKLM "${MaintUninstallKey}" "NoModify" 1
-  ${GetSize} "$INSTDIR" "/S=0K" $R2 $R3 $R4
-  WriteRegDWORD HKLM "${MaintUninstallKey}" "EstimatedSize" $R2
-
-  ; Write out that a maintenance service was attempted.
-  ; We do this because on upgrades we will check this value and we only
-  ; want to install once on the first upgrade to maintenance service.
-  ; Also write out that we are currently installed, preferences will check
-  ; this value to determine if we should show the service update pref.
-  ; Since the Maintenance service can be installed either x86 or x64,
-  ; always use the 64-bit registry for checking if an attempt was made.
-  ${If} ${RunningX64}
-    SetRegView 64
-  ${EndIf}
-  WriteRegDWORD HKLM "Software\Mozilla\MaintenanceService" "Attempted" 1
-  WriteRegDWORD HKLM "Software\Mozilla\MaintenanceService" "Installed" 1
-  DeleteRegValue HKLM "Software\Mozilla\MaintenanceService" "FFPrefetchDisabled"
-
-  ; Included here for debug purposes only.  
-  ; These keys are used to bypass the installation dir is a valid installation
-  ; check from the service so that tests can be run.
-  ; WriteRegStr HKLM "${FallbackKey}\0" "name" "Mozilla Corporation"
-  ; WriteRegStr HKLM "${FallbackKey}\0" "issuer" "DigiCert SHA2 Assured ID Code Signing CA"
-  ${If} ${RunningX64}
-    SetRegView lastused
-  ${EndIf}
-SectionEnd
-
-; By renaming before deleting we improve things slightly in case
-; there is a file in use error. In this case a new install can happen.
-Function un.RenameDelete
-  Pop $9
-  ; If the .moz-delete file already exists previously, delete it
-  ; If it doesn't exist, the call is ignored.
-  ; We don't need to pass /REBOOTOK here since it was already marked that way
-  ; if it exists.
-  Delete "$9.moz-delete"
-  Rename "$9" "$9.moz-delete"
-  ${If} ${Errors}
-    Delete /REBOOTOK "$9"
-  ${Else} 
-    Delete /REBOOTOK "$9.moz-delete"
-  ${EndIf}
-  ClearErrors
-FunctionEnd
-
-Section "Uninstall"
-  ; Delete the service so that no updates will be attempted
-  ExecWait '"$INSTDIR\maintenanceservice.exe" uninstall'
-
-  Push "$INSTDIR\updater.ini"
-  Call un.RenameDelete
-  Push "$INSTDIR\maintenanceservice.exe"
-  Call un.RenameDelete
-  Push "$INSTDIR\maintenanceservice_tmp.exe"
-  Call un.RenameDelete
-  Push "$INSTDIR\maintenanceservice.old"
-  Call un.RenameDelete
-  Push "$INSTDIR\Uninstall.exe"
-  Call un.RenameDelete
-  Push "$INSTDIR\update\updater.ini"
-  Call un.RenameDelete
-  Push "$INSTDIR\update\updater.exe"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-1.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-2.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-3.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-4.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-5.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-6.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-7.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-8.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-9.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-10.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-install.log"
-  Call un.RenameDelete
-  Push "$INSTDIR\logs\maintenanceservice-uninstall.log"
-  Call un.RenameDelete
-  SetShellVarContext all
-  Push "$APPDATA\Mozilla\logs\maintenanceservice.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-1.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-2.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-3.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-4.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-5.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-6.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-7.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-8.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-9.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-10.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-install.log"
-  Call un.RenameDelete
-  Push "$APPDATA\Mozilla\logs\maintenanceservice-uninstall.log"
-  Call un.RenameDelete
-  RMDir /REBOOTOK "$APPDATA\Mozilla\logs"
-  RMDir /REBOOTOK "$APPDATA\Mozilla"
-  RMDir /REBOOTOK "$INSTDIR\logs"
-  RMDir /REBOOTOK "$INSTDIR\update"
-  RMDir /REBOOTOK "$INSTDIR"
-
-  DeleteRegKey HKLM "${MaintUninstallKey}"
-
-  ${If} ${RunningX64}
-    SetRegView 64
-  ${EndIf}
-  DeleteRegValue HKLM "Software\Mozilla\MaintenanceService" "Installed"
-  DeleteRegValue HKLM "Software\Mozilla\MaintenanceService" "FFPrefetchDisabled"
-  DeleteRegKey HKLM "${FallbackKey}\"
-  ${If} ${RunningX64}
-    SetRegView lastused
-  ${EndIf}
-SectionEnd
diff --git a/application/palemoon/installer/windows/nsis/shared.nsh b/application/palemoon/installer/windows/nsis/shared.nsh
index 294e3e6fc..815853ae7 100644
--- a/application/palemoon/installer/windows/nsis/shared.nsh
+++ b/application/palemoon/installer/windows/nsis/shared.nsh
@@ -124,51 +124,6 @@
   ${FixDistributionsINI}
 
   RmDir /r /REBOOTOK "$INSTDIR\${TO_BE_DELETED}"
-
-!ifdef MOZ_MAINTENANCE_SERVICE
-  Call IsUserAdmin
-  Pop $R0
-  ${If} $R0 == "true"
-  ; Only proceed if we have HKLM write access
-  ${AndIf} $TmpVal == "HKLM"
-  ; On Windows 2000 we do not install the maintenance service.
-  ${AndIf} ${AtLeastWinXP}
-    ; We check to see if the maintenance service install was already attempted.
-    ; Since the Maintenance service can be installed either x86 or x64,
-    ; always use the 64-bit registry for checking if an attempt was made.
-    ${If} ${RunningX64}
-      SetRegView 64
-    ${EndIf}
-    ReadRegDWORD $5 HKLM "Software\Mozilla\MaintenanceService" "Attempted"
-    ClearErrors
-    ${If} ${RunningX64}
-      SetRegView lastused
-    ${EndIf}
-
-    ; Add the registry keys for allowed certificates.
-    ${AddMaintCertKeys}
-
-    ; If the maintenance service is already installed, do nothing.
-    ; The maintenance service will launch:
-    ; maintenanceservice_installer.exe /Upgrade to upgrade the maintenance
-    ; service if necessary.   If the update was done from updater.exe without
-    ; the service (i.e. service is failing), updater.exe will do the update of
-    ; the service.  The reasons we do not do it here is because we don't want
-    ; to have to prompt for limited user accounts when the service isn't used
-    ; and we currently call the PostUpdate twice, once for the user and once
-    ; for the SYSTEM account.  Also, this would stop the maintenance service
-    ; and we need a return result back to the service when run that way.
-    ${If} $5 == ""
-      ; An install of maintenance service was never attempted.
-      ; We know we are an Admin and that we have write access into HKLM
-      ; based on the above checks, so attempt to just run the EXE.
-      ; In the worst case, in case there is some edge case with the
-      ; IsAdmin check and the permissions check, the maintenance service
-      ; will just fail to be attempted to be installed.
-      nsExec::Exec "$\"$INSTDIR\maintenanceservice_installer.exe$\""
-    ${EndIf}
-  ${EndIf}
-!endif
 !macroend
 !define PostUpdate "!insertmacro PostUpdate"
 
@@ -718,54 +673,6 @@
 !macroend
 !define UpdateProtocolHandlers "!insertmacro UpdateProtocolHandlers"
 
-!ifdef MOZ_MAINTENANCE_SERVICE
-; Adds maintenance service certificate keys for the install dir.
-; For the cert to work, it must also be signed by a trusted cert for the user.
-!macro AddMaintCertKeys
-  Push $R0
-  ; Allow main Mozilla cert information for updates
-  ; This call will push the needed key on the stack
-  ServicesHelper::PathToUniqueRegistryPath "$INSTDIR"
-  Pop $R0
-  ${If} $R0 != ""
-    ; More than one certificate can be specified in a different subfolder
-    ; for example: $R0\1, but each individual binary can be signed
-    ; with at most one certificate.  A fallback certificate can only be used
-    ; if the binary is replaced with a different certificate.
-    ; We always use the 64bit registry for certs.
-    ${If} ${RunningX64}
-      SetRegView 64
-    ${EndIf}
-
-    ; PrefetchProcessName was originally used to experiment with deleting
-    ; Windows prefetch as a speed optimization.  It is no longer used though.
-    DeleteRegValue HKLM "$R0" "prefetchProcessName"
-
-    ; Setting the Attempted value will ensure that a new Maintenance Service
-    ; install will never be attempted again after this from updates.  The value
-    ; is used only to see if updates should attempt new service installs.
-    WriteRegDWORD HKLM "Software\Mozilla\MaintenanceService" "Attempted" 1
-
-    ; These values associate the allowed certificates for the current
-    ; installation.
-    WriteRegStr HKLM "$R0\0" "name" "${CERTIFICATE_NAME}"
-    WriteRegStr HKLM "$R0\0" "issuer" "${CERTIFICATE_ISSUER}"
-    ; These values associate the allowed certificates for the previous
-    ;  installation, so that we can update from it cleanly using the
-    ;  old updater.exe (which will still have this signature).
-    WriteRegStr HKLM "$R0\1" "name" "${CERTIFICATE_NAME_PREVIOUS}"
-    WriteRegStr HKLM "$R0\1" "issuer" "${CERTIFICATE_ISSUER_PREVIOUS}"
-    ${If} ${RunningX64}
-      SetRegView lastused
-    ${EndIf}
-    ClearErrors
-  ${EndIf}
-  ; Restore the previously used value back
-  Pop $R0
-!macroend
-!define AddMaintCertKeys "!insertmacro AddMaintCertKeys"
-!endif
-
 ; Removes various registry entries for reasons noted below (does not use SHCTX).
 !macro RemoveDeprecatedKeys
   StrCpy $0 "SOFTWARE\Classes"
diff --git a/application/palemoon/installer/windows/nsis/uninstaller.nsi b/application/palemoon/installer/windows/nsis/uninstaller.nsi
index 333fd33d6..c85af3656 100644
--- a/application/palemoon/installer/windows/nsis/uninstaller.nsi
+++ b/application/palemoon/installer/windows/nsis/uninstaller.nsi
@@ -450,24 +450,6 @@ Section "Uninstall"
   ; uninstalls of PaleMoon-release with reinstalls of PaleMoon-release, for example.
   WriteRegStr HKCU "Software\Mozilla\PaleMoon" "Uninstalled-${UpdateChannel}" "True"
 
-!ifdef MOZ_MAINTENANCE_SERVICE
-  ; Get the path the allowed cert is at and remove it
-  ; Keep this block of code last since it modfies the reg view
-  ServicesHelper::PathToUniqueRegistryPath "$INSTDIR"
-  Pop $MaintCertKey
-  ${If} $MaintCertKey != ""
-    ; Always use the 64bit registry for certs on 64bit systems.
-    ${If} ${RunningX64}
-      SetRegView 64
-    ${EndIf}
-    DeleteRegKey HKLM "$MaintCertKey"
-    ${If} ${RunningX64}
-      SetRegView lastused
-    ${EndIf}
-  ${EndIf}
-  Call un.UninstallServiceIfNotUsed
-!endif
-
   ${un.IsFirewallSvcRunning}
   Pop $0
   ${If} "$0" == "true"
diff --git a/application/xulrunner/confvars.sh b/application/xulrunner/confvars.sh
index a317df2a6..794b2b4b1 100644
--- a/application/xulrunner/confvars.sh
+++ b/application/xulrunner/confvars.sh
@@ -13,10 +13,6 @@ MOZ_CHROME_FILE_FORMAT=omni
 
 MOZ_UPDATER=1
 
-if test "$OS_ARCH" = "WINNT"; then
-  MOZ_MAINTENANCE_SERVICE=
-fi
-
 MOZ_PLACES=1
 MOZ_WEBRTC=1
 MOZ_WEBGL_CONFORMANT=1
diff --git a/old-configure.in b/old-configure.in
index 58a1bc7fa..7fadc2302 100644
--- a/old-configure.in
+++ b/old-configure.in
@@ -3565,23 +3565,6 @@ AC_CHECK_PROGS(WGET, wget, "")
 AC_SUBST(WGET)
 
 dnl ========================================================
-dnl Maintenance Service
-dnl ========================================================
-
-MOZ_ARG_ENABLE_BOOL(maintenance-service,
-[  --enable-maintenance-service       Enable building of maintenanceservice],
-    MOZ_MAINTENANCE_SERVICE=1,
-    MOZ_MAINTENANCE_SERVICE= )
-
-if test -n "$MOZ_MAINTENANCE_SERVICE"; then
-  if test "$OS_ARCH" = "WINNT"; then
-    AC_DEFINE(MOZ_MAINTENANCE_SERVICE)
-  else
-    AC_MSG_ERROR([Can only build with --enable-maintenance-service with a Windows target])
-  fi
-fi
-
-dnl ========================================================
 dnl Bundled fonts on desktop platforms
 dnl ========================================================
 
@@ -5070,7 +5053,6 @@ AC_SUBST(MOZ_UNIVERSALCHARDET)
 AC_SUBST(ACCESSIBILITY)
 AC_SUBST(MOZ_SPELLCHECK)
 AC_SUBST(MOZ_ANDROID_ANR_REPORTER)
-AC_SUBST(MOZ_MAINTENANCE_SERVICE)
 AC_SUBST(MOZ_VERIFY_MAR_SIGNATURE)
 AC_SUBST(MOZ_ENABLE_SIGNMAR)
 AC_SUBST(MOZ_UPDATER)
diff --git a/toolkit/modules/AppConstants.jsm b/toolkit/modules/AppConstants.jsm
index 7c8a046e9..1e2204f7e 100644
--- a/toolkit/modules/AppConstants.jsm
+++ b/toolkit/modules/AppConstants.jsm
@@ -180,13 +180,6 @@ MOZ_SAFE_BROWSING:
   false,
 #endif
 
-  MOZ_MAINTENANCE_SERVICE:
-#ifdef MOZ_MAINTENANCE_SERVICE
-  true,
-#else
-  false,
-#endif
-
   DEBUG:
 #ifdef DEBUG
   true,
diff --git a/toolkit/moz.build b/toolkit/moz.build
index fa4070e64..e53a6066d 100644
--- a/toolkit/moz.build
+++ b/toolkit/moz.build
@@ -27,19 +27,6 @@ DIRS += ['mozapps/extensions']
 if CONFIG['MOZ_UPDATER'] and CONFIG['MOZ_WIDGET_TOOLKIT'] != 'android':
     DIRS += ['mozapps/update']
 
-if CONFIG['MOZ_MAINTENANCE_SERVICE'] or CONFIG['MOZ_UPDATER'] and CONFIG['MOZ_WIDGET_TOOLKIT'] == 'windows':
-# Including mozapps/update/common-standalone allows the maintenance service
-# to be built so the maintenance service can be used for things other than
-# updating applications.
-    DIRS += [
-        'mozapps/update/common-standalone',
-    ]
-
-if CONFIG['MOZ_MAINTENANCE_SERVICE']:
-    DIRS += [
-        'components/maintenanceservice'
-    ]
-
 DIRS += ['xre']
 
 if CONFIG['MOZ_WIDGET_TOOLKIT'] in ('gtk2', 'gtk3'):
diff --git a/toolkit/mozapps/installer/windows/nsis/makensis.mk b/toolkit/mozapps/installer/windows/nsis/makensis.mk
index aff6d29e9..121819f6a 100644
--- a/toolkit/mozapps/installer/windows/nsis/makensis.mk
+++ b/toolkit/mozapps/installer/windows/nsis/makensis.mk
@@ -75,10 +75,3 @@ uninstaller::
 	cd $(CONFIG_DIR) && $(MAKENSISU) uninstaller.nsi
 	$(NSINSTALL) -D $(DIST)/bin/uninstall
 	cp $(CONFIG_DIR)/helper.exe $(DIST)/bin/uninstall
-
-ifdef MOZ_MAINTENANCE_SERVICE
-maintenanceservice_installer::
-	cd $(CONFIG_DIR) && $(MAKENSISU) maintenanceservice_installer.nsi
-	$(NSINSTALL) -D $(DIST)/bin/
-	cp $(CONFIG_DIR)/maintenanceservice_installer.exe $(DIST)/bin
-endif
diff --git a/toolkit/mozapps/update/common/moz.build b/toolkit/mozapps/update/common/moz.build
index cacb0bad2..ca7c4c307 100644
--- a/toolkit/mozapps/update/common/moz.build
+++ b/toolkit/mozapps/update/common/moz.build
@@ -17,11 +17,6 @@ if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'windows':
         'updatehelper.cpp',
         'updatehelper.h',
     ]
-    if CONFIG['MOZ_MAINTENANCE_SERVICE']:
-        EXPORTS += [
-            'certificatecheck.h',
-            'registrycertificates.h',
-        ]
 
 Library('updatecommon')
 
diff --git a/toolkit/mozapps/update/common/sources.mozbuild b/toolkit/mozapps/update/common/sources.mozbuild
index cde51e09b..339944640 100644
--- a/toolkit/mozapps/update/common/sources.mozbuild
+++ b/toolkit/mozapps/update/common/sources.mozbuild
@@ -10,15 +10,6 @@ if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'windows':
         'uachelper.cpp',
         'updatehelper.cpp',
     ]
-    if CONFIG['MOZ_MAINTENANCE_SERVICE']:
-        sources += [
-            'certificatecheck.cpp',
-            'registrycertificates.cpp',
-        ]
-        OS_LIBS += [
-            'crypt32',
-            'wintrust',
-        ]
 
 sources += [
     'readstrings.cpp',
diff --git a/toolkit/mozapps/update/nsUpdateService.js b/toolkit/mozapps/update/nsUpdateService.js
index e5c81aa19..3e15d654a 100644
--- a/toolkit/mozapps/update/nsUpdateService.js
+++ b/toolkit/mozapps/update/nsUpdateService.js
@@ -791,79 +791,6 @@ function shouldUseService() {
   // 2) The maintenance service is installed
   // 3) The pref for using the service is enabled
   // 4) The Windows version is XP Service Pack 3 or above (for SHA-2 support)
-  // The maintenance service requires SHA-2 support because we sign our binaries
-  // with a SHA-2 certificate and the certificate is verified before the binary
-  // is launched.
-  if (!AppConstants.MOZ_MAINTENANCE_SERVICE || !isServiceInstalled() ||
-      !getPref("getBoolPref", PREF_APP_UPDATE_SERVICE_ENABLED, false) ||
-      !AppConstants.isPlatformAndVersionAtLeast("win", "5.1") /* WinXP */) {
-    return false;
-  }
-
-  // If it's newer than XP, then the service pack doesn't matter.
-  if (Services.sysinfo.getProperty("version") != "5.1") {
-    return true;
-  }
-
-  // If the Windows version is XP, we also need to check the service pack.
-  // We'll return false if only < SP3 is installed, or if we can't tell.
-  // Check the service pack level by calling GetVersionEx via ctypes.
-  const BYTE = ctypes.uint8_t;
-  const WORD = ctypes.uint16_t;
-  const DWORD = ctypes.uint32_t;
-  const WCHAR = ctypes.char16_t;
-  const BOOL = ctypes.int;
-  // This structure is described at:
-  // http://msdn.microsoft.com/en-us/library/ms724833%28v=vs.85%29.aspx
-  const SZCSDVERSIONLENGTH = 128;
-  const OSVERSIONINFOEXW = new ctypes.StructType('OSVERSIONINFOEXW',
-    [
-      {dwOSVersionInfoSize: DWORD},
-      {dwMajorVersion: DWORD},
-      {dwMinorVersion: DWORD},
-      {dwBuildNumber: DWORD},
-      {dwPlatformId: DWORD},
-      {szCSDVersion: ctypes.ArrayType(WCHAR, SZCSDVERSIONLENGTH)},
-      {wServicePackMajor: WORD},
-      {wServicePackMinor: WORD},
-      {wSuiteMask: WORD},
-      {wProductType: BYTE},
-      {wReserved: BYTE}
-    ]);
-
-  let kernel32 = false;
-  try {
-    kernel32 = ctypes.open("Kernel32");
-  } catch (e) {
-    Cu.reportError("Unable to open kernel32! " + e);
-    return false;
-  }
-
-  if (kernel32) {
-    try {
-      try {
-        let GetVersionEx = kernel32.declare("GetVersionExW",
-                                            ctypes.default_abi,
-                                            BOOL,
-                                            OSVERSIONINFOEXW.ptr);
-        let winVer = OSVERSIONINFOEXW();
-        winVer.dwOSVersionInfoSize = OSVERSIONINFOEXW.size;
-
-        if (0 !== GetVersionEx(winVer.address())) {
-          return winVer.wServicePackMajor >= 3;
-        }
-        Cu.reportError("Unknown failure in GetVersionEX (returned 0)");
-        return false;
-      } catch (e) {
-        Cu.reportError("Error getting service pack information. Exception: " + e);
-        return false;
-      }
-    } finally {
-      kernel32.close();
-    }
-  }
-
-  // If the service pack check couldn't be done, assume we can't use the service.
   return false;
 }
 
@@ -873,22 +800,6 @@ function shouldUseService() {
  * @return  true if the service is installed.
  */
 function isServiceInstalled() {
-  if (AppConstants.MOZ_MAINTENANCE_SERVICE && AppConstants.platform == "win") {
-    let installed = 0;
-    try {
-      let wrk = Cc["@mozilla.org/windows-registry-key;1"].
-                createInstance(Ci.nsIWindowsRegKey);
-      wrk.open(wrk.ROOT_KEY_LOCAL_MACHINE,
-               "SOFTWARE\\Mozilla\\MaintenanceService",
-               wrk.ACCESS_READ | wrk.WOW64_64);
-      installed = wrk.readIntValue("Installed");
-      wrk.close();
-    } catch (e) {
-    }
-    installed = installed == 1;  // convert to bool
-    LOG("isServiceInstalled = " + installed);
-    return installed;
-  }
   return false;
 }
 
@@ -2122,28 +2033,6 @@ UpdateService.prototype = {
                           this._pingSuffix,
                           PREF_APP_UPDATE_CANCELATIONS_OSX, 0, 0);
     }
-    if (AppConstants.MOZ_MAINTENANCE_SERVICE) {
-      // Histogram IDs:
-      // UPDATE_NOT_PREF_UPDATE_SERVICE_ENABLED_EXTERNAL
-      // UPDATE_NOT_PREF_UPDATE_SERVICE_ENABLED_NOTIFY
-      AUSTLMY.pingBoolPref("UPDATE_NOT_PREF_UPDATE_SERVICE_ENABLED_" +
-                           this._pingSuffix,
-                           PREF_APP_UPDATE_SERVICE_ENABLED, true);
-      // Histogram IDs:
-      // UPDATE_PREF_SERVICE_ERRORS_EXTERNAL
-      // UPDATE_PREF_SERVICE_ERRORS_NOTIFY
-      AUSTLMY.pingIntPref("UPDATE_PREF_SERVICE_ERRORS_" + this._pingSuffix,
-                          PREF_APP_UPDATE_SERVICE_ERRORS, 0, 0);
-      if (AppConstants.platform == "win") {
-        // Histogram IDs:
-        // UPDATE_SERVICE_INSTALLED_EXTERNAL
-        // UPDATE_SERVICE_INSTALLED_NOTIFY
-        // UPDATE_SERVICE_MANUALLY_UNINSTALLED_EXTERNAL
-        // UPDATE_SERVICE_MANUALLY_UNINSTALLED_NOTIFY
-        AUSTLMY.pingServiceInstallStatus(this._pingSuffix, isServiceInstalled());
-      }
-    }
-
     let prefType = Services.prefs.getPrefType(PREF_APP_UPDATE_URL_OVERRIDE);
     let overridePrefHasValue = prefType != Ci.nsIPrefBranch.PREF_INVALID;
     // Histogram IDs:
diff --git a/toolkit/mozapps/update/tests/TestAUSHelper.cpp b/toolkit/mozapps/update/tests/TestAUSHelper.cpp
index f71103b7a..a20c4a79a 100644
--- a/toolkit/mozapps/update/tests/TestAUSHelper.cpp
+++ b/toolkit/mozapps/update/tests/TestAUSHelper.cpp
@@ -217,16 +217,8 @@ int NS_main(int argc, NS_tchar **argv)
   }
 
   if (!NS_tstrcmp(argv[1], NS_T("check-signature"))) {
-#if defined(XP_WIN) && defined(MOZ_MAINTENANCE_SERVICE)
-    if (ERROR_SUCCESS == VerifyCertificateTrustForFile(argv[2])) {
-      return 0;
-    } else {
-      return 1;
-    }
-#else
-    // Not implemented on non-Windows platforms
+    // Not implemented
     return 1;
-#endif
   }
 
   if (!NS_tstrcmp(argv[1], NS_T("setup-symlink"))) {
diff --git a/toolkit/mozapps/update/tests/moz.build b/toolkit/mozapps/update/tests/moz.build
index 842ec7f90..94949b17f 100644
--- a/toolkit/mozapps/update/tests/moz.build
+++ b/toolkit/mozapps/update/tests/moz.build
@@ -15,9 +15,6 @@ XPCSHELL_TESTS_MANIFESTS += [
     'unit_base_updater/xpcshell.ini'
 ]
 
-if CONFIG['MOZ_MAINTENANCE_SERVICE']:
-    XPCSHELL_TESTS_MANIFESTS += ['unit_service_updater/xpcshell.ini']
-
 SimplePrograms([
     'TestAUSHelper',
     'TestAUSReadStrings',
@@ -47,9 +44,6 @@ for var in ('MOZ_APP_NAME', 'MOZ_APP_BASENAME', 'MOZ_APP_DISPLAYNAME',
 
 DEFINES['NS_NO_XPCOM'] = True
 
-if CONFIG['MOZ_MAINTENANCE_SERVICE']:
-    DEFINES['MOZ_MAINTENANCE_SERVICE'] = CONFIG['MOZ_MAINTENANCE_SERVICE']
-
 # For debugging purposes only
 #DEFINES['DISABLE_UPDATER_AUTHENTICODE_CHECK'] = True
 
diff --git a/toolkit/mozapps/update/updater/updater.cpp b/toolkit/mozapps/update/updater/updater.cpp
index dbf50329c..2af973868 100644
--- a/toolkit/mozapps/update/updater/updater.cpp
+++ b/toolkit/mozapps/update/updater/updater.cpp
@@ -119,9 +119,6 @@ struct UpdateServerThreadArgs
 #endif
 
 #ifdef XP_WIN
-#ifdef MOZ_MAINTENANCE_SERVICE
-#include "registrycertificates.h"
-#endif
 BOOL PathAppendSafe(LPWSTR base, LPCWSTR extra);
 BOOL PathGetSiblingFilePath(LPWSTR destinationBuffer,
                             LPCWSTR siblingFilePath,
@@ -2024,13 +2021,6 @@ LaunchWinPostProcess(const WCHAR *installationDir,
     return false;
   }
 
-#if !defined(TEST_UPDATER) && defined(MOZ_MAINTENANCE_SERVICE)
-  if (sUsingService &&
-      !DoesBinaryMatchAllowedCertificates(installationDir, exefullpath)) {
-    return false;
-  }
-#endif
-
   WCHAR dlogFile[MAX_PATH + 1];
   if (!PathGetSiblingFilePath(dlogFile, exefullpath, L"uninstall.update")) {
     return false;
@@ -2188,40 +2178,6 @@ WriteStatusFile(int status)
   WriteStatusFile(text);
 }
 
-#ifdef MOZ_MAINTENANCE_SERVICE
-/*
- * Read the update.status file and sets isPendingService to true if
- * the status is set to pending-service.
- *
- * @param  isPendingService Out parameter for specifying if the status
- *         is set to pending-service or not.
- * @return true if the information was retrieved and it is pending
- *         or pending-service.
-*/
-static bool
-IsUpdateStatusPendingService()
-{
-  NS_tchar filename[MAXPATHLEN];
-  NS_tsnprintf(filename, sizeof(filename)/sizeof(filename[0]),
-               NS_T("%s/update.status"), gPatchDirPath);
-
-  AutoFile file(NS_tfopen(filename, NS_T("rb")));
-  if (file == nullptr)
-    return false;
-
-  char buf[32] = { 0 };
-  fread(buf, sizeof(buf), 1, file);
-
-  const char kPendingService[] = "pending-service";
-  const char kAppliedService[] = "applied-service";
-
-  return (strncmp(buf, kPendingService,
-                  sizeof(kPendingService) - 1) == 0) ||
-         (strncmp(buf, kAppliedService,
-                  sizeof(kAppliedService) - 1) == 0);
-}
-#endif
-
 #ifdef XP_WIN
 /*
  * Read the update.status file and sets isSuccess to true if
@@ -2813,20 +2769,6 @@ int NS_main(int argc, NS_tchar **argv)
   bool testOnlyFallbackKeyExists = false;
   bool noServiceFallback = false;
 
-  // We never want the service to be used unless we build with
-  // the maintenance service.
-#ifdef MOZ_MAINTENANCE_SERVICE
-  useService = IsUpdateStatusPendingService();
-#ifdef TEST_UPDATER
-  noServiceFallback = EnvHasValue("MOZ_NO_SERVICE_FALLBACK");
-  putenv(const_cast<char*>("MOZ_NO_SERVICE_FALLBACK="));
-  // Our tests run with a different apply directory for each test.
-  // We use this registry key on our test slaves to store the
-  // allowed name/issuers.
-  testOnlyFallbackKeyExists = DoesFallbackKeyExist();
-#endif
-#endif
-
   // Remove everything except close window from the context menu
   {
     HKEY hkApp = nullptr;
@@ -3030,10 +2972,6 @@ int NS_main(int argc, NS_tchar **argv)
 #endif
 
 #ifdef XP_WIN
-#ifdef MOZ_MAINTENANCE_SERVICE
-  sUsingService = EnvHasValue("MOZ_USING_SERVICE");
-  putenv(const_cast<char*>("MOZ_USING_SERVICE="));
-#endif
   // lastFallbackError keeps track of the last error for the service not being
   // used, in case of an error when fallback is not enabled we write the
   // error to the update.status file.