6 files changed, 6 insertions, 828 deletions

diff --git a/toolkit/mozapps/update/nsUpdateService.js b/toolkit/mozapps/update/nsUpdateService.js
index e23ab3f40..0cf7b8938 100644
--- a/toolkit/mozapps/update/nsUpdateService.js
+++ b/toolkit/mozapps/update/nsUpdateService.js
@@ -55,8 +55,6 @@ const URI_UPDATES_PROPERTIES    = "chrome://mozapps/locale/update/updates.proper
 
 const KEY_UPDROOT         = "UpdRootD";
 const KEY_EXECUTABLE      = "XREExeF";
-// Gonk only
-const KEY_UPDATE_ARCHIVE_DIR = "UpdArchD";
 
 const DIR_UPDATES         = "updates";
 
@@ -198,17 +196,6 @@ const APPID_TO_TOPIC = {
 
 var gUpdateMutexHandle = null;
 
-// Gonk only
-var gSDCardMountLock = null;
-
-// Gonk only
-XPCOMUtils.defineLazyGetter(this, "gExtStorage", function aus_gExtStorage() {
-  if (AppConstants.platform != "gonk") {
-    throw Cr.NS_ERROR_NOT_IMPLEMENTED;
-  }
-  return Services.env.get("EXTERNAL_STORAGE");
-});
-
 XPCOMUtils.defineLazyModuleGetter(this, "UpdateUtils",
                                   "resource://gre/modules/UpdateUtils.jsm");
 
@@ -564,13 +551,6 @@ function getCanStageUpdates() {
     return true;
   }
 
-  // For Gonk, the updater will remount the /system partition to move staged
-  // files into place.
-  if (AppConstants.platform == "gonk") {
-    LOG("getCanStageUpdates - able to stage updates because this is gonk");
-    return true;
-  }
-
   if (!hasUpdateMutex()) {
     LOG("getCanStageUpdates - unable to apply updates because another " +
         "instance of the application is already handling updates for this " +
@@ -798,105 +778,6 @@ function writeVersionFile(dir, version) {
 }
 
 /**
- * Gonk only function that reads the link file specified in the update.link file
- * in the specified directory and returns the nsIFile for the corresponding
- * file.
- * @param   dir
- *          The dir to look for an update.link file in
- * @return  A nsIFile for the file path specified in the
- *          update.link file or null if the update.link file
- *          doesn't exist.
- */
-function getFileFromUpdateLink(dir) {
-  if (AppConstants.platform != "gonk") {
-    throw Cr.NS_ERROR_NOT_IMPLEMENTED;
-  }
-  let linkFile = dir.clone();
-  linkFile.append(FILE_UPDATE_LINK);
-  let link = readStringFromFile(linkFile);
-  LOG("getFileFromUpdateLink linkFile.path: " + linkFile.path + ", link: " + link);
-  if (!link) {
-    return null;
-  }
-  let file = Cc["@mozilla.org/file/local;1"].createInstance(Ci.nsIFile);
-  file.initWithPath(link);
-  return file;
-}
-
-/**
- * Gonk only function to create a link file. This allows the actual patch to
- * live in a directory different from the update directory.
- * @param   dir
- *          The patch directory where the update.link file
- *          should be written.
- * @param   patchFile
- *          The fully qualified filename of the patchfile.
- */
-function writeLinkFile(dir, patchFile) {
-  if (AppConstants.platform != "gonk") {
-    throw Cr.NS_ERROR_NOT_IMPLEMENTED;
-  }
-  let linkFile = dir.clone();
-  linkFile.append(FILE_UPDATE_LINK);
-  writeStringToFile(linkFile, patchFile.path);
-  if (patchFile.path.indexOf(gExtStorage) == 0) {
-    // The patchfile is being stored on external storage. Try to lock it
-    // so that it doesn't get shared with the PC while we're downloading
-    // to it.
-    acquireSDCardMountLock();
-  }
-}
-
-/**
- * Gonk only function to acquire a VolumeMountLock for the sdcard volume.
- *
- * This prevents the SDCard from being shared with the PC while
- * we're downloading the update.
- */
-function acquireSDCardMountLock() {
-  if (AppConstants.platform != "gonk") {
-    throw Cr.NS_ERROR_NOT_IMPLEMENTED;
-  }
-  let volsvc = Cc["@mozilla.org/telephony/volume-service;1"].
-                    getService(Ci.nsIVolumeService);
-  if (volsvc) {
-    gSDCardMountLock = volsvc.createMountLock("sdcard");
-  }
-}
-
-/**
- * Gonk only function that determines if the state corresponds to an
- * interrupted update. This could either be because the download was
- * interrupted, or because staging the update was interrupted.
- *
- * @return true if the state corresponds to an interrupted
- *         update.
- */
-function isInterruptedUpdate(status) {
-  if (AppConstants.platform != "gonk") {
-    throw Cr.NS_ERROR_NOT_IMPLEMENTED;
-  }
-  return (status == STATE_DOWNLOADING) ||
-         (status == STATE_PENDING) ||
-         (status == STATE_APPLYING);
-}
-
-/**
- * Releases any SDCard mount lock that we might have.
- *
- * This once again allows the SDCard to be shared with the PC.
- */
-function releaseSDCardMountLock() {
-  if (AppConstants.platform != "gonk") {
-    throw Cr.NS_ERROR_UNEXPECTED;
-  }
-  if (gSDCardMountLock) {
-    gSDCardMountLock.unlock();
-    gSDCardMountLock = null;
-  }
-}
-
-/**
  * Determines if the service should be used to attempt an update
  * or not.
  *
@@ -1058,14 +939,6 @@ function cleanUpUpdatesDir(aRemovePatchFiles = true) {
     let dirEntries = updateDir.directoryEntries;
     while (dirEntries.hasMoreElements()) {
       let file = dirEntries.getNext().QueryInterface(Ci.nsIFile);
-      if (AppConstants.platform == "gonk") {
-        if (file.leafName == FILE_UPDATE_LINK) {
-          let linkedFile = getFileFromUpdateLink(updateDir);
-          if (linkedFile && linkedFile.exists()) {
-            linkedFile.remove(false);
-          }
-        }
-      }
 
       // Now, recursively remove this file.  The recursive removal is needed for
       // Mac OSX because this directory will contain a copy of updater.app,
@@ -1078,9 +951,6 @@ function cleanUpUpdatesDir(aRemovePatchFiles = true) {
       }
     }
   }
-  if (AppConstants.platform == "gonk") {
-    releaseSDCardMountLock();
-  }
 }
 
 /**
@@ -1809,12 +1679,6 @@ function UpdateService() {
   LOG("Creating UpdateService");
   Services.obs.addObserver(this, "xpcom-shutdown", false);
   Services.prefs.addObserver(PREF_APP_UPDATE_LOG, this, false);
-  if (AppConstants.platform == "gonk") {
-    // PowerManagerService::SyncProfile (which is called for Reboot, PowerOff
-    // and Restart) sends the profile-change-net-teardown event. We can then
-    // pause the download in a similar manner to xpcom-shutdown.
-    Services.obs.addObserver(this, "profile-change-net-teardown", false);
-  }
 }
 
 UpdateService.prototype = {
@@ -1980,23 +1844,6 @@ UpdateService.prototype = {
       }
     }
 
-    if (AppConstants.platform == "gonk") {
-      // This code is called very early in the boot process, before we've even
-      // had a chance to setup the UI so we can give feedback to the user.
-      //
-      // Since the download may be occuring over a link which has associated
-      // cost, we want to require user-consent before resuming the download.
-      // Also, applying an already downloaded update now is undesireable,
-      // since the phone will look dead while the update is being applied.
-      // Applying the update can take several minutes. Instead we wait until
-      // the UI is initialized so it is possible to give feedback to and get
-      // consent to update from the user.
-      if (isInterruptedUpdate(status)) {
-        LOG("UpdateService:_postUpdateProcessing - interrupted update detected - wait for user consent");
-        return;
-      }
-    }
-
     if (status == STATE_DOWNLOADING) {
       LOG("UpdateService:_postUpdateProcessing - patch found in downloading " +
           "state");
@@ -2038,34 +1885,6 @@ UpdateService.prototype = {
       return;
     }
 
-    if (AppConstants.platform == "gonk") {
-      // The update is only applied but not selected to be installed
-      if (status == STATE_APPLIED && update && update.isOSUpdate) {
-        LOG("UpdateService:_postUpdateProcessing - update staged as applied found");
-        return;
-      }
-
-      if (status == STATE_APPLIED_OS && update && update.isOSUpdate) {
-        // In gonk, we need to check for OS update status after startup, since
-        // the recovery partition won't write to update.status for us
-        let recoveryService = Cc["@mozilla.org/recovery-service;1"].
-                              getService(Ci.nsIRecoveryService);
-        let fotaStatus = recoveryService.getFotaUpdateStatus();
-        switch (fotaStatus) {
-          case Ci.nsIRecoveryService.FOTA_UPDATE_SUCCESS:
-            status = STATE_SUCCEEDED;
-            break;
-          case Ci.nsIRecoveryService.FOTA_UPDATE_FAIL:
-            status = STATE_FAILED + ": " + FOTA_GENERAL_ERROR;
-            break;
-          case Ci.nsIRecoveryService.FOTA_UPDATE_UNKNOWN:
-          default:
-            status = STATE_FAILED + ": " + FOTA_UNKNOWN_ERROR;
-            break;
-        }
-      }
-    }
-
     if (!update) {
       if (status != STATE_SUCCEEDED) {
         LOG("UpdateService:_postUpdateProcessing - previous patch failed " +
@@ -2519,11 +2338,6 @@ UpdateService.prototype = {
     var um = Cc["@mozilla.org/updates/update-manager;1"].
              getService(Ci.nsIUpdateManager);
     if (um.activeUpdate) {
-      if (AppConstants.platform == "gonk") {
-        // For gonk, the user isn't necessarily aware of the update, so we need
-        // to show the prompt to make sure.
-        this._showPrompt(um.activeUpdate);
-      }
       AUSTLMY.pingCheckCode(this._pingSuffix, AUSTLMY.CHK_HAS_ACTIVEUPDATE);
       return;
     }
@@ -2714,21 +2528,6 @@ UpdateService.prototype = {
       }
       this._downloader.cancel();
     }
-    if (AppConstants.platform == "gonk") {
-      let um = Cc["@mozilla.org/updates/update-manager;1"].
-               getService(Ci.nsIUpdateManager);
-      let activeUpdate = um.activeUpdate;
-      if (activeUpdate &&
-          (activeUpdate.appVersion != update.appVersion ||
-           activeUpdate.buildID != update.buildID)) {
-        // We have an activeUpdate (which presumably was interrupted), and are
-        // about start downloading a new one. Make sure we remove all traces
-        // of the active one (otherwise we'll start appending the new update.mar
-        // the the one that's been partially downloaded).
-        LOG("UpdateService:downloadUpdate - removing stale active update.");
-        cleanupActiveUpdate();
-      }
-    }
     // Set the previous application version prior to downloading the update.
     update.previousAppVersion = Services.appinfo.version;
     this._downloader = new Downloader(background, this);
@@ -3142,21 +2941,6 @@ UpdateManager.prototype = {
         "the update was staged. state: " + update.state + ", status: " + status);
     Services.obs.notifyObservers(null, "update-staged", update.state);
 
-    if (AppConstants.platform == "gonk") {
-      // Do this after everything else, since it will likely cause the app to
-      // shut down.
-      if (update.state == STATE_APPLIED) {
-        // Notify the user that an update has been staged and is ready for
-        // installation (i.e. that they should restart the application). We do
-        // not notify on failed update attempts.
-        let prompter = Cc["@mozilla.org/updates/update-prompt;1"].
-                       createInstance(Ci.nsIUpdatePrompt);
-        prompter.showUpdateDownloaded(update, true);
-      } else {
-        releaseSDCardMountLock();
-      }
-      return;
-    }
     // Only prompt when the UI isn't already open.
     let windowType = getPref("getCharPref", PREF_APP_UPDATE_ALTWINDOWTYPE, null);
     if (Services.wm.getMostRecentWindow(UPDATE_WINDOW_NAME) ||
@@ -3515,9 +3299,6 @@ Downloader.prototype = {
     if (this._request && this._request instanceof Ci.nsIRequest) {
       this._request.cancel(cancelError);
     }
-    if (AppConstants.platform == "gonk") {
-      releaseSDCardMountLock();
-    }
   },
 
   /**
@@ -3647,17 +3428,8 @@ Downloader.prototype = {
         return selectedPatch;
       }
 
-      if (AppConstants.platform == "gonk") {
-        if (state == STATE_PENDING || state == STATE_APPLYING) {
-          LOG("Downloader:_selectPatch - resuming interrupted apply");
-          return selectedPatch;
-        }
-        if (state == STATE_APPLIED) {
-          LOG("Downloader:_selectPatch - already downloaded and staged");
-          return null;
-        }
-      } else if (state == STATE_PENDING || state == STATE_PENDING_SERVICE ||
-                 state == STATE_PENDING_ELEVATE) {
+      if (state == STATE_PENDING || state == STATE_PENDING_SERVICE ||
+          state == STATE_PENDING_ELEVATE) {
         LOG("Downloader:_selectPatch - already downloaded and staged");
         return null;
       }
@@ -3719,15 +3491,7 @@ Downloader.prototype = {
    */
   _getUpdateArchiveFile: function Downloader__getUpdateArchiveFile() {
     var updateArchive;
-    if (AppConstants.platform == "gonk") {
-      try {
-        updateArchive = FileUtils.getDir(KEY_UPDATE_ARCHIVE_DIR, [], true);
-      } catch (e) {
-        return null;
-      }
-    } else {
-      updateArchive = getUpdatesDir().clone();
-    }
+    updateArchive = getUpdatesDir().clone();
 
     updateArchive.append(FILE_UPDATE_MAR);
     return updateArchive;
@@ -3761,71 +3525,6 @@ Downloader.prototype = {
 
     let patchFile = null;
 
-    // Only used by gonk
-    let status = STATE_NONE;
-    if (AppConstants.platform == "gonk") {
-      status = readStatusFile(updateDir);
-      if (isInterruptedUpdate(status)) {
-        LOG("Downloader:downloadUpdate - interruptted update");
-        // The update was interrupted. Try to locate the existing patch file.
-        // For an interrupted download, this allows a resume rather than a
-        // re-download.
-        patchFile = getFileFromUpdateLink(updateDir);
-        if (!patchFile) {
-          // No link file. We'll just assume that the update.mar is in the
-          // update directory.
-          patchFile = updateDir.clone();
-          patchFile.append(FILE_UPDATE_MAR);
-        }
-        if (patchFile.exists()) {
-          LOG("Downloader:downloadUpdate - resuming with patchFile " + patchFile.path);
-          if (patchFile.fileSize == this._patch.size) {
-            LOG("Downloader:downloadUpdate - patchFile appears to be fully downloaded");
-            // Bump the status along so that we don't try to redownload again.
-            if (getElevationRequired()) {
-              status = STATE_PENDING_ELEVATE;
-            } else {
-              status = STATE_PENDING;
-            }
-          }
-        } else {
-          LOG("Downloader:downloadUpdate - patchFile " + patchFile.path +
-              " doesn't exist - performing full download");
-          // The patchfile doesn't exist, we might as well treat this like
-          // a new download.
-          patchFile = null;
-        }
-        if (patchFile && status != STATE_DOWNLOADING) {
-          // It looks like the patch was downloaded, but got interrupted while it
-          // was being verified or applied. So we'll fake the downloading portion.
-
-          if (getElevationRequired()) {
-            writeStatusFile(updateDir, STATE_PENDING_ELEVATE);
-          } else {
-            writeStatusFile(updateDir, STATE_PENDING);
-          }
-
-          // Since the code expects the onStopRequest callback to happen
-          // asynchronously (And you have to call AUS_addDownloadListener
-          // after calling AUS_downloadUpdate) we need to defer this.
-
-          this._downloadTimer = Cc["@mozilla.org/timer;1"].createInstance(Ci.nsITimer);
-          this._downloadTimer.initWithCallback(function() {
-            this._downloadTimer = null;
-            // Send a fake onStopRequest. Filling in the destination allows
-            // _verifyDownload to work, and then the update will be applied.
-            this._request = {destination: patchFile};
-            this.onStopRequest(this._request, null, Cr.NS_OK);
-          }.bind(this), 0, Ci.nsITimer.TYPE_ONE_SHOT);
-
-          // Returning STATE_DOWNLOADING makes UpdatePrompt think we're
-          // downloading. The onStopRequest that we spoofed above will make it
-          // look like the download finished.
-          return STATE_DOWNLOADING;
-        }
-      }
-    }
-
     if (!patchFile) {
       // Find a place to put the patchfile that we're going to download.
       patchFile = this._getUpdateArchiveFile();
@@ -3836,19 +3535,6 @@ Downloader.prototype = {
       return STATE_NONE;
     }
 
-    if (AppConstants.platform == "gonk") {
-      if (patchFile.path.indexOf(updateDir.path) != 0) {
-        // The patchFile is in a directory which is different from the
-        // updateDir, create a link file.
-        writeLinkFile(updateDir, patchFile);
-
-        if (!isInterruptedUpdate(status) && patchFile.exists()) {
-          // Remove stale patchFile
-          patchFile.remove(false);
-        }
-      }
-    }
-
     update.QueryInterface(Ci.nsIPropertyBag);
     let interval = this.background ? update.getProperty("backgroundInterval")
                                    : DOWNLOAD_FOREGROUND_INTERVAL;
@@ -4119,13 +3805,6 @@ Downloader.prototype = {
       this._update.statusText = getStatusTextFromCode(status,
                                                       Cr.NS_BINDING_FAILED);
 
-      if (AppConstants.platform == "gonk") {
-        // bug891009: On FirefoxOS, manaully retry OTA download will reuse
-        // the Update object. We need to remove selected patch so that download
-        // can be triggered again successfully.
-        this._update.selectedPatch.selected = false;
-      }
-
       // Destroy the updates directory, since we're done with it.
       cleanUpUpdatesDir();
 
@@ -4187,13 +3866,6 @@ Downloader.prototype = {
           }
         }
 
-        if (AppConstants.platform == "gonk") {
-          // We always forward errors in B2G, since Gaia controls the update UI
-          let prompter = Cc["@mozilla.org/updates/update-prompt;1"].
-                         createInstance(Ci.nsIUpdatePrompt);
-          prompter.showUpdateError(this._update);
-        }
-
         // Prevent leaking the update object (bug 454964).
         this._update = null;
       }
diff --git a/toolkit/mozapps/update/updater/automounter_gonk.cpp b/toolkit/mozapps/update/updater/automounter_gonk.cpp
deleted file mode 100644
index 3dff2a133..000000000
--- a/toolkit/mozapps/update/updater/automounter_gonk.cpp
+++ /dev/null
@@ -1,251 +0,0 @@
-/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim:set ts=2 sw=2 sts=2 et cindent: */
-/* 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/. */
-
-#include <android/log.h>
-#include <cutils/android_reboot.h>
-#include <errno.h>
-#include <stdlib.h>
-#include <sys/mount.h>
-#include <sys/reboot.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <unistd.h>
-
-#include "automounter_gonk.h"
-#include "updatedefines.h"
-#include "updatelogging.h"
-
-#define LOG_TAG "GonkAutoMounter"
-
-#define GONK_LOG(level, format, ...) \
-  LOG((LOG_TAG ": " format "\n", ##__VA_ARGS__)); \
-  __android_log_print(level, LOG_TAG, format, ##__VA_ARGS__)
-
-#define LOGI(format, ...) GONK_LOG(ANDROID_LOG_INFO, format, ##__VA_ARGS__)
-#define LOGE(format, ...) GONK_LOG(ANDROID_LOG_ERROR, format, ##__VA_ARGS__)
-
-const char *kGonkMountsPath = "/proc/mounts";
-const char *kGonkSystemPath = "/system";
-
-GonkAutoMounter::GonkAutoMounter() : mDevice(nullptr), mAccess(Unknown)
-{
-  if (!RemountSystem(ReadWrite)) {
-    LOGE("Could not remount %s as read-write.", kGonkSystemPath);
-  }
-}
-
-GonkAutoMounter::~GonkAutoMounter()
-{
-  bool result = RemountSystem(ReadOnly);
-  free(mDevice);
-
-  if (!result) {
-    // Don't take any chances when remounting as read-only fails, just reboot.
-    Reboot();
-  }
-}
-
-void
-GonkAutoMounter::Reboot()
-{
-  // The android_reboot wrapper provides more safety, doing fancier read-only
-  // remounting and attempting to sync() the filesystem first. If this fails
-  // our only hope is to force a reboot directly without these protections.
-  // For more, see system/core/libcutils/android_reboot.c
-  LOGE("Could not remount %s as read-only, forcing a system reboot.",
-       kGonkSystemPath);
-  LogFlush();
-
-  if (android_reboot(ANDROID_RB_RESTART, 0, nullptr) != 0) {
-    LOGE("Safe system reboot failed, attempting to force");
-    LogFlush();
-
-    if (reboot(RB_AUTOBOOT) != 0) {
-      LOGE("CRITICAL: Failed to force restart");
-    }
-  }
-}
-
-static const char *
-MountAccessToString(MountAccess access)
-{
-  switch (access) {
-    case ReadOnly: return "read-only";
-    case ReadWrite: return "read-write";
-    default: return "unknown";
-  }
-}
-
-bool
-GonkAutoMounter::RemountSystem(MountAccess access)
-{
-  if (!UpdateMountStatus()) {
-    return false;
-  }
-
-  if (mAccess == access) {
-    return true;
-  }
-
-  unsigned long flags = MS_REMOUNT;
-  if (access == ReadOnly) {
-    flags |= MS_RDONLY;
-    // Give the system a chance to flush file buffers
-    sync();
-  }
-
-  if (!MountSystem(flags)) {
-    return false;
-  }
-
-  // Check status again to verify /system has been properly remounted
-  if (!UpdateMountStatus()) {
-    return false;
-  }
-
-  if (mAccess != access) {
-    LOGE("Updated mount status %s should be %s",
-         MountAccessToString(mAccess),
-         MountAccessToString(access));
-    return false;
-  }
-
-  return true;
-}
-
-bool
-GonkAutoMounter::UpdateMountStatus()
-{
-  FILE *mountsFile = NS_tfopen(kGonkMountsPath, "r");
-
-  if (mountsFile == nullptr) {
-    LOGE("Error opening %s: %s", kGonkMountsPath, strerror(errno));
-    return false;
-  }
-
-  // /proc/mounts returns a 0 size from fstat, so we use the same
-  // pre-allocated buffer size that ADB does here
-  const int mountsMaxSize = 4096;
-  char mountData[mountsMaxSize];
-  size_t read = fread(mountData, 1, mountsMaxSize - 1, mountsFile);
-  mountData[read + 1] = '\0';
-
-  if (ferror(mountsFile)) {
-    LOGE("Error reading %s, %s", kGonkMountsPath, strerror(errno));
-    fclose(mountsFile);
-    return false;
-  }
-
-  char *token, *tokenContext;
-  bool foundSystem = false;
-
-  for (token = strtok_r(mountData, "\n", &tokenContext);
-       token;
-       token = strtok_r(nullptr, "\n", &tokenContext))
-  {
-    if (ProcessMount(token)) {
-      foundSystem = true;
-      break;
-    }
-  }
-
-  fclose(mountsFile);
-
-  if (!foundSystem) {
-    LOGE("Couldn't find %s mount in %s", kGonkSystemPath, kGonkMountsPath);
-  }
-  return foundSystem;
-}
-
-bool
-GonkAutoMounter::ProcessMount(const char *mount)
-{
-  const int strSize = 256;
-  char mountDev[strSize];
-  char mountDir[strSize];
-  char mountAccess[strSize];
-
-  int rv = sscanf(mount, "%255s %255s %*s %255s %*d %*d\n",
-                  mountDev, mountDir, mountAccess);
-  mountDev[strSize - 1] = '\0';
-  mountDir[strSize - 1] = '\0';
-  mountAccess[strSize - 1] = '\0';
-
-  if (rv != 3) {
-    return false;
-  }
-
-  if (strcmp(kGonkSystemPath, mountDir) != 0) {
-    return false;
-  }
-
-  free(mDevice);
-  mDevice = strdup(mountDev);
-  mAccess = Unknown;
-
-  char *option, *optionContext;
-  for (option = strtok_r(mountAccess, ",", &optionContext);
-       option;
-       option = strtok_r(nullptr, ",", &optionContext))
-  {
-    if (strcmp("ro", option) == 0) {
-      mAccess = ReadOnly;
-      break;
-    } else if (strcmp("rw", option) == 0) {
-      mAccess = ReadWrite;
-      break;
-    }
-  }
-
-  return true;
-}
-
-/*
- * Mark the given block device as read-write or read-only, using the BLKROSET
- * ioctl.
- */
-static void SetBlockReadWriteStatus(const char *blockdev, bool setReadOnly) {
-  int fd;
-  int roMode = setReadOnly ? 1 : 0;
-
-  fd = open(blockdev, O_RDONLY);
-  if (fd < 0) {
-    return;
-  }
-
-  if (ioctl(fd, BLKROSET, &roMode) == -1) {
-    LOGE("Error setting read-only mode on %s to %s: %s", blockdev,
-         setReadOnly ? "true": "false", strerror(errno));
-  }
-  close(fd);
-}
-
-
-bool
-GonkAutoMounter::MountSystem(unsigned long flags)
-{
-  if (!mDevice) {
-    LOGE("No device was found for %s", kGonkSystemPath);
-    return false;
-  }
-
-  // Without setting the block device ro mode to false, we get a permission
-  // denied error while trying to remount it in read-write.
-  SetBlockReadWriteStatus(mDevice, (flags & MS_RDONLY));
-
-  const char *readOnly = flags & MS_RDONLY ? "read-only" : "read-write";
-  int result = mount(mDevice, kGonkSystemPath, "none", flags, nullptr);
-
-  if (result != 0) {
-    LOGE("Error mounting %s as %s: %s", kGonkSystemPath, readOnly,
-         strerror(errno));
-    return false;
-  }
-
-  LOGI("Mounted %s partition as %s", kGonkSystemPath, readOnly);
-  return true;
-}
diff --git a/toolkit/mozapps/update/updater/automounter_gonk.h b/toolkit/mozapps/update/updater/automounter_gonk.h
deleted file mode 100644
index e40cacbc2..000000000
--- a/toolkit/mozapps/update/updater/automounter_gonk.h
+++ /dev/null
@@ -1,48 +0,0 @@
-/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim:set ts=2 sw=2 sts=2 et cindent: */
-/* 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/. */
-
-#ifndef AUTOMOUNTER_GONK_H__
-#define AUTOMOUNTER_GONK_H__
-
-typedef enum {
-  ReadOnly,
-  ReadWrite,
-  Unknown
-} MountAccess;
-
-/**
- * This class will remount the /system partition as read-write in Gonk to allow
- * the updater write access. Upon destruction, /system will be remounted back to
- * read-only. If something causes /system to remain read-write, this class will
- * reboot the device and allow the system to mount as read-only.
- *
- * Code inspired from AOSP system/core/adb/remount_service.c
- */
-class GonkAutoMounter
-{
-public:
-  GonkAutoMounter();
-  ~GonkAutoMounter();
-
-  MountAccess GetAccess() const
-  {
-    return mAccess;
-  }
-
-private:
-  bool RemountSystem(MountAccess access);
-  bool ForceRemountReadOnly();
-  bool UpdateMountStatus();
-  bool ProcessMount(const char *mount);
-  bool MountSystem(unsigned long flags);
-  void Reboot();
-
-private:
-  char *mDevice;
-  MountAccess mAccess;
-};
-
-#endif // AUTOMOUNTER_GONK_H__
diff --git a/toolkit/mozapps/update/updater/progressui_gonk.cpp b/toolkit/mozapps/update/updater/progressui_gonk.cpp
deleted file mode 100644
index f77d0af63..000000000
--- a/toolkit/mozapps/update/updater/progressui_gonk.cpp
+++ /dev/null
@@ -1,53 +0,0 @@
-/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
- * vim: sw=2 ts=8 et :
- */
-/* 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/. */
-
-#include <assert.h>
-#include <stdio.h>
-
-#include <string>
-
-#include "android/log.h"
-
-#include "progressui.h"
-
-#define LOG(args...)  __android_log_print(ANDROID_LOG_INFO, "GeckoUpdater" , ## args)
-
-using namespace std;
-
-int InitProgressUI(int *argc, char ***argv)
-{
-  return 0;
-}
-
-int ShowProgressUI()
-{
-  LOG("Starting to apply update ...\n");
-  return 0;
-}
-
-void QuitProgressUI()
-{
-  LOG("Finished applying update\n");
-}
-
-void UpdateProgressUI(float progress)
-{
-  assert(0.0f <= progress && progress <= 100.0f);
-
-  static const size_t kProgressBarLength = 50;
-  static size_t sLastNumBars;
-  size_t numBars = size_t(float(kProgressBarLength) * progress / 100.0f);
-  if (numBars == sLastNumBars) {
-    return;
-  }
-  sLastNumBars = numBars;
-
-  size_t numSpaces = kProgressBarLength - numBars;
-  string bars(numBars, '=');
-  string spaces(numSpaces, ' ');
-  LOG("Progress [ %s%s ]\n", bars.c_str(), spaces.c_str());
-}
diff --git a/toolkit/mozapps/update/updater/updater-common.build b/toolkit/mozapps/update/updater/updater-common.build
index 02b7338bc..6444df8d9 100644
--- a/toolkit/mozapps/update/updater/updater-common.build
+++ b/toolkit/mozapps/update/updater/updater-common.build
@@ -90,17 +90,6 @@ if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'cocoa':
     LOCAL_INCLUDES += [
         '/toolkit/xre',
     ]
-elif CONFIG['MOZ_WIDGET_TOOLKIT'] == 'gonk':
-    have_progressui = 1
-    srcs += [
-        'automounter_gonk.cpp',
-        'progressui_gonk.cpp',
-    ]
-    DISABLE_STL_WRAPPING = True
-    OS_LIBS += [
-        'cutils',
-        'sysutils',
-    ]
 
 if have_progressui == 0:
     srcs += [
diff --git a/toolkit/mozapps/update/updater/updater.cpp b/toolkit/mozapps/update/updater/updater.cpp
index 63a92c084..dbf50329c 100644
--- a/toolkit/mozapps/update/updater/updater.cpp
+++ b/toolkit/mozapps/update/updater/updater.cpp
@@ -110,33 +110,10 @@ struct UpdateServerThreadArgs
 #define USE_EXECV
 #endif
 
-#if defined(MOZ_WIDGET_GONK)
-# include "automounter_gonk.h"
-# include <unistd.h>
-# include <android/log.h>
-# include <linux/ioprio.h>
-# include <sys/resource.h>
-
-#if ANDROID_VERSION < 21
-// The only header file in bionic which has a function prototype for ioprio_set
-// is libc/include/sys/linux-unistd.h. However, linux-unistd.h conflicts
-// badly with unistd.h, so we declare the prototype for ioprio_set directly.
-extern "C" MOZ_EXPORT int ioprio_set(int which, int who, int ioprio);
-#else
-# include <sys/syscall.h>
-static int ioprio_set(int which, int who, int ioprio) {
-      return syscall(__NR_ioprio_set, which, who, ioprio);
-}
-#endif
-
-# define MAYBE_USE_HARD_LINKS 1
-static bool sUseHardLinks = true;
-#else
 # define MAYBE_USE_HARD_LINKS 0
-#endif
 
 #if defined(MOZ_VERIFY_MAR_SIGNATURE) && !defined(XP_WIN) && \
-    !defined(XP_MACOSX) && !defined(MOZ_WIDGET_GONK)
+    !defined(XP_MACOSX)
 #include "nss.h"
 #include "prerror.h"
 #endif
@@ -2495,44 +2472,9 @@ ReadMARChannelIDs(const NS_tchar *path, MARChannelStringTable *results)
 static int
 GetUpdateFileName(NS_tchar *fileName, int maxChars)
 {
-#if defined(MOZ_WIDGET_GONK)
-  // If an update.link file exists, then it will contain the name
-  // of the update file (terminated by a newline).
-
-  NS_tchar linkFileName[MAXPATHLEN];
-  NS_tsnprintf(linkFileName, sizeof(linkFileName)/sizeof(linkFileName[0]),
-               NS_T("%s/update.link"), gPatchDirPath);
-  AutoFile linkFile(NS_tfopen(linkFileName, NS_T("rb")));
-  if (linkFile == nullptr) {
-    NS_tsnprintf(fileName, maxChars,
-                 NS_T("%s/update.mar"), gPatchDirPath);
-    return OK;
-  }
-
-  char dataFileName[MAXPATHLEN];
-  size_t bytesRead;
-
-  if ((bytesRead = fread(dataFileName, 1, sizeof(dataFileName)-1, linkFile)) <= 0) {
-    *fileName = NS_T('\0');
-    return READ_ERROR;
-  }
-  if (dataFileName[bytesRead-1] == '\n') {
-    // Strip trailing newline (for \n and \r\n)
-    bytesRead--;
-  }
-  if (dataFileName[bytesRead-1] == '\r') {
-    // Strip trailing CR (for \r, \r\n)
-    bytesRead--;
-  }
-  dataFileName[bytesRead] = '\0';
-
-  strncpy(fileName, dataFileName, maxChars-1);
-  fileName[maxChars-1] = '\0';
-#else
-  // We currently only support update.link files under GONK
+  // We currently don't support update.link files
   NS_tsnprintf(fileName, maxChars,
                NS_T("%s/update.mar"), gPatchDirPath);
-#endif
   return OK;
 }
 
@@ -2776,26 +2718,8 @@ int NS_main(int argc, NS_tchar **argv)
   }
 #endif
 
-#if defined(MOZ_WIDGET_GONK)
-  if (EnvHasValue("LD_PRELOAD")) {
-    // If the updater is launched with LD_PRELOAD set, then we wind up
-    // preloading libmozglue.so. Under some circumstances, this can cause
-    // the remount of /system to fail when going from rw to ro, so if we
-    // detect LD_PRELOAD we unsetenv it and relaunch ourselves without it.
-    // This will cause the offending preloaded library to be closed.
-    //
-    // For a variety of reasons, this is really hard to do in a safe manner
-    // in the parent process, so we do it here.
-    unsetenv("LD_PRELOAD");
-    execv(argv[0], argv);
-    __android_log_print(ANDROID_LOG_INFO, "updater",
-                        "execve failed: errno: %d. Exiting...", errno);
-    _exit(1);
-  }
-#endif
-
 #if defined(MOZ_VERIFY_MAR_SIGNATURE) && !defined(XP_WIN) && \
-    !defined(XP_MACOSX) && !defined(MOZ_WIDGET_GONK)
+    !defined(XP_MACOSX)
   // On Windows and Mac we rely on native APIs to do verifications so we don't
   // need to initialize NSS at all there.
   // Otherwise, minimize the amount of NSS we depend on by avoiding all the NSS
@@ -3085,36 +3009,6 @@ int NS_main(int argc, NS_tchar **argv)
   }
 #endif
 
-#ifdef MOZ_WIDGET_GONK
-  const char *prioEnv = getenv("MOZ_UPDATER_PRIO");
-  if (prioEnv) {
-    int32_t prioVal;
-    int32_t oomScoreAdj;
-    int32_t ioprioClass;
-    int32_t ioprioLevel;
-    if (sscanf(prioEnv, "%d/%d/%d/%d",
-               &prioVal, &oomScoreAdj, &ioprioClass, &ioprioLevel) == 4) {
-      LOG(("MOZ_UPDATER_PRIO=%s", prioEnv));
-      if (setpriority(PRIO_PROCESS, 0, prioVal)) {
-        LOG(("setpriority(%d) failed, errno = %d", prioVal, errno));
-      }
-      if (ioprio_set(IOPRIO_WHO_PROCESS, 0,
-                     IOPRIO_PRIO_VALUE(ioprioClass, ioprioLevel))) {
-        LOG(("ioprio_set(%d,%d) failed: errno = %d",
-             ioprioClass, ioprioLevel, errno));
-      }
-      FILE *fs = fopen("/proc/self/oom_score_adj", "w");
-      if (fs) {
-        fprintf(fs, "%d", oomScoreAdj);
-        fclose(fs);
-      } else {
-        LOG(("Unable to open /proc/self/oom_score_adj for writing, errno = %d",
-             errno));
-      }
-    }
-  }
-#endif
-
 #ifdef XP_WIN
   if (pid > 0) {
     HANDLE parent = OpenProcess(SYNCHRONIZE, false, (DWORD) pid);
@@ -3439,27 +3333,6 @@ int NS_main(int argc, NS_tchar **argv)
   }
 #endif
 
-#if defined(MOZ_WIDGET_GONK)
-  // In gonk, the master b2g process sets its umask to 0027 because
-  // there's no reason for it to ever create world-readable files.
-  // The updater binary, however, needs to do this, and it inherits
-  // the master process's cautious umask.  So we drop down a bit here.
-  umask(0022);
-
-  // Remount the /system partition as read-write for gonk. The destructor will
-  // remount /system as read-only. We add an extra level of scope here to avoid
-  // calling LogFinish() before the GonkAutoMounter destructor has a chance
-  // to be called
-  {
-#if !defined(TEST_UPDATER)
-    GonkAutoMounter mounter;
-    if (mounter.GetAccess() != MountAccess::ReadWrite) {
-      WriteStatusFile(FILESYSTEM_MOUNT_READWRITE_ERROR);
-      return 1;
-    }
-#endif
-#endif
-
   if (sStagedUpdate) {
     // When staging updates, blow away the old installation directory and create
     // it from scratch.
@@ -3759,10 +3632,6 @@ int NS_main(int argc, NS_tchar **argv)
   }
 #endif /* XP_WIN */
 
-#if defined(MOZ_WIDGET_GONK)
-  } // end the extra level of scope for the GonkAutoMounter
-#endif
-
 #ifdef XP_MACOSX
   // When the update is successful remove the precomplete file in the root of
   // the application bundle and move the distribution directory from