5 files changed, 33 insertions, 3 deletions
diff --git a/toolkit/components/build/nsToolkitCompsModule.cpp b/toolkit/components/build/nsToolkitCompsModule.cpp
index 22bb434a0..f81e35f23 100644
--- a/toolkit/components/build/nsToolkitCompsModule.cpp
+++ b/toolkit/components/build/nsToolkitCompsModule.cpp
@@ -26,11 +26,13 @@
 
 #include "nsTypeAheadFind.h"
 
+#ifdef MOZ_URL_CLASSIFIER
 #include "ApplicationReputation.h"
 #include "nsUrlClassifierDBService.h"
 #include "nsUrlClassifierStreamUpdater.h"
 #include "nsUrlClassifierUtils.h"
 #include "nsUrlClassifierPrefixSet.h"
+#endif
 
 #include "nsBrowserStatusFilter.h"
 #include "mozilla/FinalizationWitnessService.h"
@@ -91,6 +93,7 @@ NS_GENERIC_FACTORY_CONSTRUCTOR(nsDownloadProxy)
 
 NS_GENERIC_FACTORY_CONSTRUCTOR(nsTypeAheadFind)
 
+#ifdef MOZ_URL_CLASSIFIER
 NS_GENERIC_FACTORY_SINGLETON_CONSTRUCTOR(ApplicationReputationService,
                                          ApplicationReputationService::GetSingleton)
 NS_GENERIC_FACTORY_CONSTRUCTOR(nsUrlClassifierPrefixSet)
@@ -115,6 +118,7 @@ nsUrlClassifierDBServiceConstructor(nsISupports *aOuter, REFNSIID aIID,
 
     return rv;
 }
+#endif
 
 NS_GENERIC_FACTORY_CONSTRUCTOR(nsBrowserStatusFilter)
 #if defined(MOZ_UPDATER) && !defined(MOZ_WIDGET_ANDROID)
@@ -148,11 +152,13 @@ NS_DEFINE_NAMED_CID(NS_DOWNLOADPLATFORM_CID);
 NS_DEFINE_NAMED_CID(NS_DOWNLOAD_CID);
 NS_DEFINE_NAMED_CID(NS_FIND_SERVICE_CID);
 NS_DEFINE_NAMED_CID(NS_TYPEAHEADFIND_CID);
+#ifdef MOZ_URL_CLASSIFIER
 NS_DEFINE_NAMED_CID(NS_APPLICATION_REPUTATION_SERVICE_CID);
 NS_DEFINE_NAMED_CID(NS_URLCLASSIFIERPREFIXSET_CID);
 NS_DEFINE_NAMED_CID(NS_URLCLASSIFIERDBSERVICE_CID);
 NS_DEFINE_NAMED_CID(NS_URLCLASSIFIERSTREAMUPDATER_CID);
 NS_DEFINE_NAMED_CID(NS_URLCLASSIFIERUTILS_CID);
+#endif
 NS_DEFINE_NAMED_CID(NS_BROWSERSTATUSFILTER_CID);
 #if defined(MOZ_UPDATER) && !defined(MOZ_WIDGET_ANDROID)
 NS_DEFINE_NAMED_CID(NS_UPDATEPROCESSOR_CID);
@@ -184,11 +190,13 @@ static const Module::CIDEntry kToolkitCIDs[] = {
   { &kNS_DOWNLOAD_CID, false, nullptr, nsDownloadProxyConstructor },
   { &kNS_FIND_SERVICE_CID, false, nullptr, nsFindServiceConstructor },
   { &kNS_TYPEAHEADFIND_CID, false, nullptr, nsTypeAheadFindConstructor },
+#ifdef MOZ_URL_CLASSIFIER
   { &kNS_APPLICATION_REPUTATION_SERVICE_CID, false, nullptr, ApplicationReputationServiceConstructor },
   { &kNS_URLCLASSIFIERPREFIXSET_CID, false, nullptr, nsUrlClassifierPrefixSetConstructor },
   { &kNS_URLCLASSIFIERDBSERVICE_CID, false, nullptr, nsUrlClassifierDBServiceConstructor },
   { &kNS_URLCLASSIFIERSTREAMUPDATER_CID, false, nullptr, nsUrlClassifierStreamUpdaterConstructor },
   { &kNS_URLCLASSIFIERUTILS_CID, false, nullptr, nsUrlClassifierUtilsConstructor },
+#endif
   { &kNS_BROWSERSTATUSFILTER_CID, false, nullptr, nsBrowserStatusFilterConstructor },
 #if defined(MOZ_UPDATER) && !defined(MOZ_WIDGET_ANDROID)
   { &kNS_UPDATEPROCESSOR_CID, false, nullptr, nsUpdateProcessorConstructor },
@@ -221,12 +229,14 @@ static const Module::ContractIDEntry kToolkitContracts[] = {
   { NS_DOWNLOADPLATFORM_CONTRACTID, &kNS_DOWNLOADPLATFORM_CID },
   { NS_FIND_SERVICE_CONTRACTID, &kNS_FIND_SERVICE_CID },
   { NS_TYPEAHEADFIND_CONTRACTID, &kNS_TYPEAHEADFIND_CID },
+#ifdef MOZ_URL_CLASSIFIER
   { NS_APPLICATION_REPUTATION_SERVICE_CONTRACTID, &kNS_APPLICATION_REPUTATION_SERVICE_CID },
   { NS_URLCLASSIFIERPREFIXSET_CONTRACTID, &kNS_URLCLASSIFIERPREFIXSET_CID },
   { NS_URLCLASSIFIERDBSERVICE_CONTRACTID, &kNS_URLCLASSIFIERDBSERVICE_CID },
   { NS_URICLASSIFIERSERVICE_CONTRACTID, &kNS_URLCLASSIFIERDBSERVICE_CID },
   { NS_URLCLASSIFIERSTREAMUPDATER_CONTRACTID, &kNS_URLCLASSIFIERSTREAMUPDATER_CID },
   { NS_URLCLASSIFIERUTILS_CONTRACTID, &kNS_URLCLASSIFIERUTILS_CID },
+#endif
   { NS_BROWSERSTATUSFILTER_CONTRACTID, &kNS_BROWSERSTATUSFILTER_CID },
 #if defined(MOZ_UPDATER) && !defined(MOZ_WIDGET_ANDROID)
   { NS_UPDATEPROCESSOR_CONTRACTID, &kNS_UPDATEPROCESSOR_CID },
diff --git a/toolkit/components/downloads/moz.build b/toolkit/components/downloads/moz.build
index 477db0bd6..20394a70d 100644
--- a/toolkit/components/downloads/moz.build
+++ b/toolkit/components/downloads/moz.build
@@ -32,8 +32,6 @@ XPIDL_SOURCES += [
 XPIDL_MODULE = 'downloads'
 
 UNIFIED_SOURCES += [
-    'ApplicationReputation.cpp',
-    'chromium/chrome/common/safe_browsing/csd.pb.cc',
     'nsDownloadManager.cpp'
 ]
 
@@ -42,6 +40,12 @@ SOURCES += [
     'SQLFunctions.cpp',
 ]
 
+if CONFIG['MOZ_URL_CLASSIFIER']:
+    UNIFIED_SOURCES += [
+        'ApplicationReputation.cpp',
+        'chromium/chrome/common/safe_browsing/csd.pb.cc'
+    ]
+
 if CONFIG['OS_ARCH'] == 'WINNT':
     # Can't build unified because we need CreateEvent which some IPC code
     # included in LoadContext ends up undefining.
diff --git a/toolkit/components/jsdownloads/src/DownloadIntegration.jsm b/toolkit/components/jsdownloads/src/DownloadIntegration.jsm
index 4069bca74..c24c5d631 100644
--- a/toolkit/components/jsdownloads/src/DownloadIntegration.jsm
+++ b/toolkit/components/jsdownloads/src/DownloadIntegration.jsm
@@ -475,6 +475,12 @@ this.DownloadIntegration = {
    *           }
    */
   shouldBlockForReputationCheck(aDownload) {
+#ifndef MOZ_URL_CLASSIFIER
+    return Promise.resolve({
+      shouldBlock: false,
+      verdict: "",
+    });
+#else
     let hash;
     let sigInfo;
     let channelRedirects;
@@ -515,6 +521,7 @@ this.DownloadIntegration = {
         });
       });
     return deferred.promise;
+#endif
   },
 
 #ifdef XP_WIN
diff --git a/toolkit/components/moz.build b/toolkit/components/moz.build
index e0b412428..c34c1f18d 100644
--- a/toolkit/components/moz.build
+++ b/toolkit/components/moz.build
@@ -60,7 +60,6 @@ DIRS += [
     'tooltiptext',
     'typeaheadfind',
     'utils',
-    'url-classifier',
     'urlformatter',
     'viewconfig',
     'workerloader',
@@ -93,6 +92,9 @@ if 'gtk' in CONFIG['MOZ_WIDGET_TOOLKIT']:
 if CONFIG['MOZ_TOOLKIT_SEARCH']:
     DIRS += ['search']
 
+if CONFIG['MOZ_URL_CLASSIFIER']:
+    DIRS += ['url-classifier']
+
 DIRS += ['captivedetect']
 
 if CONFIG['OS_TARGET'] != 'Android':
diff --git a/toolkit/modules/AppConstants.jsm b/toolkit/modules/AppConstants.jsm
index c500b21e8..c2abc939c 100644
--- a/toolkit/modules/AppConstants.jsm
+++ b/toolkit/modules/AppConstants.jsm
@@ -81,6 +81,13 @@ this.AppConstants = Object.freeze({
   false,
 #endif
 
+MOZ_SAFE_BROWSING:
+#ifdef MOZ_SAFE_BROWSING
+  true,
+#else
+  false,
+#endif
+
   MOZ_TELEMETRY_REPORTING:
 #ifdef MOZ_TELEMETRY_REPORTING
   true,