Reenable PredictionManager and HintsFetcher browser tests that were

disabled on desktop platforms

Change-Id: I173ac1025760f908042e64c7c8839fb90e41fc78
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2626918Reviewed-by: Michael Crouse <mcrouse@chromium.org>
Commit-Queue: Sophie Chang <sophiechang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#843180}

chrome/browser/optimization_guide/hints_fetcher_browsertest.cc

@@ -549,22 +549,13 @@ class HintsFetcherBrowserTest : public HintsFetcherDisabledBrowserTest {
   DISALLOW_COPY_AND_ASSIGN(HintsFetcherBrowserTest);
 };
 
-// Issues with multiple profiles likely cause the site engagement service-based
-// tests to flake.
-#if defined(OS_WIN) || defined(OS_MAC) || BUILDFLAG(IS_CHROMEOS_ASH)
-#define DISABLE_ON_WIN_MAC_CHROMEOS(x) DISABLED_##x
-#else
-#define DISABLE_ON_WIN_MAC_CHROMEOS(x) x
-#endif
-
 // This test creates new browser with no profile and loads a random page with
 // the feature flags for OptimizationHintsFetching. We confirm that the
 // TopHostProvider is called and does not crash by checking UMA
 // histograms for the total number of TopEngagementSites and
 // the total number of sites returned controlled by the experiments flag
 // |max_oneplatform_update_hosts|.
-IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest,
-                       DISABLE_ON_WIN_MAC_CHROMEOS(HintsFetcherEnabled)) {
+IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest, HintsFetcherEnabled) {
   const base::HistogramTester* histogram_tester = GetHistogramTester();
 
   // Whitelist NoScript for https_url()'s' host.
@@ -605,8 +596,7 @@ IN_PROC_BROWSER_TEST_F(HintsFetcherDisabledBrowserTest, HintsFetcherDisabled) {
 // is called to provide a list of hosts to HintsFetcher only returns hosts with
 // a HTTPS scheme. We verify this with the UMA histogram logged when the
 // GetHintsRequest is made to the remote Optimization Guide Service.
-IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest,
-                       DISABLE_ON_WIN_MAC_CHROMEOS(TopHostProviderHTTPSOnly)) {
+IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest, TopHostProviderHTTPSOnly) {
   const base::HistogramTester* histogram_tester = GetHistogramTester();
 
   // Adds two HTTP and two HTTPS sites into the Site Engagement Service.
@@ -632,9 +622,8 @@ IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest,
   EXPECT_EQ(0u, GetTopHostBlacklistSize());
 }
 
-IN_PROC_BROWSER_TEST_F(
-    HintsFetcherBrowserTest,
-    DISABLE_ON_WIN_MAC_CHROMEOS(HintsFetcherFetchedHintsLoaded)) {
+IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest,
+                       HintsFetcherFetchedHintsLoaded) {
   const base::HistogramTester* histogram_tester = GetHistogramTester();
   GURL url = https_url();
 
@@ -667,9 +656,8 @@ IN_PROC_BROWSER_TEST_F(
       "OptimizationGuide.HintCache.HintType.Loaded", 0);
 }
 
-IN_PROC_BROWSER_TEST_F(
-    HintsFetcherBrowserTest,
-    DISABLE_ON_WIN_MAC_CHROMEOS(HintsFetcherWithResponsesSuccessful)) {
+IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest,
+                       HintsFetcherWithResponsesSuccessful) {
   SetResponseType(HintsFetcherRemoteResponseType::kSuccessful);
 
   const base::HistogramTester* histogram_tester = GetHistogramTester();
@@ -699,9 +687,8 @@ IN_PROC_BROWSER_TEST_F(
       "OptimizationGuide.HintsFetcher.GetHintsRequest.HintCount", 1, 1);
 }
 
-IN_PROC_BROWSER_TEST_F(
-    HintsFetcherBrowserTest,
-    DISABLE_ON_WIN_MAC_CHROMEOS(HintsFetcherWithResponsesUnsuccessful)) {
+IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest,
+                       HintsFetcherWithResponsesUnsuccessful) {
   SetResponseType(HintsFetcherRemoteResponseType::kUnsuccessful);
 
   const base::HistogramTester* histogram_tester = GetHistogramTester();
@@ -730,9 +717,8 @@ IN_PROC_BROWSER_TEST_F(
       "OptimizationGuide.HintsFetcher.GetHintsRequest.HintCount", 0);
 }
 
-IN_PROC_BROWSER_TEST_F(
-    HintsFetcherBrowserTest,
-    DISABLE_ON_WIN_MAC_CHROMEOS(HintsFetcherWithResponsesMalformed)) {
+IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest,
+                       HintsFetcherWithResponsesMalformed) {
   SetResponseType(HintsFetcherRemoteResponseType::kMalformed);
 
   const base::HistogramTester* histogram_tester = GetHistogramTester();
@@ -763,10 +749,8 @@ IN_PROC_BROWSER_TEST_F(
       "OptimizationGuide.HintsFetcher.GetHintsRequest.HintCount", 0);
 }
 
-IN_PROC_BROWSER_TEST_F(
-    HintsFetcherBrowserTest,
-    DISABLE_ON_WIN_MAC_CHROMEOS(
-        HintsFetcherWithResponsesUnsuccessfulAtNavigationTime)) {
+IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest,
+                       HintsFetcherWithResponsesUnsuccessfulAtNavigationTime) {
   const base::HistogramTester* histogram_tester = GetHistogramTester();
 
   SetResponseType(HintsFetcherRemoteResponseType::kUnsuccessful);
@@ -787,8 +771,7 @@ IN_PROC_BROWSER_TEST_F(
 
 IN_PROC_BROWSER_TEST_F(
     HintsFetcherBrowserTest,
-    DISABLE_ON_WIN_MAC_CHROMEOS(
-        HintsFetcherWithResponsesHungShouldRecordWhenActiveRequestCanceled)) {
+    HintsFetcherWithResponsesHungShouldRecordWhenActiveRequestCanceled) {
   const base::HistogramTester* histogram_tester = GetHistogramTester();
 
   SetResponseType(HintsFetcherRemoteResponseType::kHung);
@@ -809,9 +792,7 @@ IN_PROC_BROWSER_TEST_F(
       1, 1);
 }
 
-IN_PROC_BROWSER_TEST_F(
-    HintsFetcherBrowserTest,
-    DISABLE_ON_WIN_MAC_CHROMEOS(HintsFetcherClearFetchedHints)) {
+IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest, HintsFetcherClearFetchedHints) {
   const base::HistogramTester* histogram_tester = GetHistogramTester();
   GURL url = https_url();
 
@@ -858,8 +839,7 @@ IN_PROC_BROWSER_TEST_F(
       1);
 }
 
-IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest,
-                       DISABLE_ON_WIN_MAC_CHROMEOS(HintsFetcherOverrideTimer)) {
+IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest, HintsFetcherOverrideTimer) {
   const base::HistogramTester* histogram_tester = GetHistogramTester();
   GURL url = https_url();
   base::CommandLine::ForCurrentProcess()->RemoveSwitch(
@@ -905,9 +885,7 @@ IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest,
       "OptimizationGuide.HintCache.HintType.Loaded", 0);
 }
 
-IN_PROC_BROWSER_TEST_F(
-    HintsFetcherBrowserTest,
-    DISABLE_ON_WIN_MAC_CHROMEOS(HintsFetcherNetworkOffline)) {
+IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest, HintsFetcherNetworkOffline) {
   const base::HistogramTester* histogram_tester = GetHistogramTester();
   GURL url = https_url();
   base::CommandLine::ForCurrentProcess()->RemoveSwitch(
@@ -936,8 +914,7 @@ IN_PROC_BROWSER_TEST_F(
       "OptimizationGuide.HintsFetcher.GetHintsRequest.HostCount", 0);
 }
 
-IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest,
-                       DISABLE_ON_WIN_MAC_CHROMEOS(HintsFetcherFetches)) {
+IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest, HintsFetcherFetches) {
   const base::HistogramTester* histogram_tester = GetHistogramTester();
 
   // Whitelist NoScript for https_url()'s' host.
@@ -966,9 +943,8 @@ IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest,
 }
 
 // Test that the hints are fetched at the time of the navigation.
-IN_PROC_BROWSER_TEST_F(
-    HintsFetcherBrowserTest,
-    DISABLE_ON_WIN_MAC_CHROMEOS(HintsFetcher_NavigationFetch_ECT)) {
+IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest,
+                       HintsFetcher_NavigationFetch_ECT) {
   {
     base::HistogramTester histogram_tester;
 
@@ -1195,8 +1171,7 @@ IN_PROC_BROWSER_TEST_F(
 
 // Test that the hints are fetched at the time of the navigation.
 IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest,
-                       DISABLE_ON_WIN_MAC_CHROMEOS(
-                           HintsFetcher_NavigationFetch_URLKeyedNotRefetched)) {
+                       HintsFetcher_NavigationFetch_URLKeyedNotRefetched) {
   const base::HistogramTester* histogram_tester = GetHistogramTester();
 
   // Whitelist NoScript for https_url()'s' host.
@@ -1302,8 +1277,7 @@ IN_PROC_BROWSER_TEST_F(HintsFetcherBrowserTest,
 // Test that the hints are fetched at the time of the navigation.
 IN_PROC_BROWSER_TEST_F(
     HintsFetcherBrowserTest,
-    DISABLE_ON_WIN_MAC_CHROMEOS(
-        HintsFetcher_NavigationFetch_FetchWithNewlyRegisteredOptType)) {
+    HintsFetcher_NavigationFetch_FetchWithNewlyRegisteredOptType) {
   const base::HistogramTester* histogram_tester = GetHistogramTester();
 
   // Whitelist NoScript for https_url()'s' host.
@@ -1396,8 +1370,7 @@ IN_PROC_BROWSER_TEST_F(
 // Test that the hints are fetched at the time of the navigation.
 IN_PROC_BROWSER_TEST_F(
     HintsFetcherBrowserTest,
-    DISABLE_ON_WIN_MAC_CHROMEOS(
-        HintsFetcher_NavigationFetch_CacheNotClearedOnLaunchedOptTypes)) {
+    HintsFetcher_NavigationFetch_CacheNotClearedOnLaunchedOptTypes) {
   const base::HistogramTester* histogram_tester = GetHistogramTester();
 
   // Whitelist NoScript for https_url()'s' host.
@@ -1572,9 +1545,8 @@ class HintsFetcherSearchPageBrowserTest : public HintsFetcherBrowserTest {
   }
 };
 
-IN_PROC_BROWSER_TEST_F(
-    HintsFetcherSearchPageBrowserTest,
-    DISABLE_ON_WIN_MAC_CHROMEOS(HintsFetcher_SRP_Slow_Connection)) {
+IN_PROC_BROWSER_TEST_F(HintsFetcherSearchPageBrowserTest,
+                       HintsFetcher_SRP_Slow_Connection) {
   g_browser_process->network_quality_tracker()
       ->ReportEffectiveConnectionTypeForTesting(
           net::EFFECTIVE_CONNECTION_TYPE_2G);

chrome/browser/optimization_guide/prediction/prediction_manager_unittest.cc

@@ -608,13 +608,6 @@ class PredictionManagerTest : public ProtoDatabaseProviderTestBase {
   std::unique_ptr<content::TestWebContentsFactory> web_contents_factory_;
 };
 
-// No support for Mac, Windows or ChromeOS.
-#if defined(OS_WIN) || defined(OS_MAC) || BUILDFLAG(IS_CHROMEOS_ASH)
-#define DISABLE_ON_WIN_MAC_CHROMEOS(x) DISABLED_##x
-#else
-#define DISABLE_ON_WIN_MAC_CHROMEOS(x) x
-#endif
-
 TEST_F(PredictionManagerTest, RemoteFetchingDisabled) {
   base::test::ScopedFeatureList feature_list;
   feature_list.InitAndDisableFeature(
@@ -822,8 +815,7 @@ TEST_F(PredictionManagerTest,
 }
 
 TEST_F(PredictionManagerTest,
-       DISABLE_ON_WIN_MAC_CHROMEOS(
-           NoPredictionModelForRegisteredOptimizationTarget)) {
+       NoPredictionModelForRegisteredOptimizationTarget) {
   base::test::ScopedFeatureList feature_list;
   feature_list.InitAndEnableFeature(features::kRemoteOptimizationGuideFetching);
 
@@ -1427,8 +1419,7 @@ TEST_F(PredictionManagerTest,
 }
 
 TEST_F(PredictionManagerTest,
-       DISABLE_ON_WIN_MAC_CHROMEOS(
-           ShouldTargetNavigationStoreUnavailableModelUnknown)) {
+       ShouldTargetNavigationStoreUnavailableModelUnknown) {
   base::test::ScopedFeatureList feature_list;
   feature_list.InitAndEnableFeature(features::kRemoteOptimizationGuideFetching);
 
@@ -1570,9 +1561,7 @@ TEST_F(PredictionManagerTest, UpdateModelForRegisteredTargetButNowFile) {
                 proto::OPTIMIZATION_TARGET_PAINFUL_PAGE_LOAD, {}));
 }
 
-TEST_F(
-    PredictionManagerTest,
-    DISABLE_ON_WIN_MAC_CHROMEOS(UpdateModelWithUnsupportedOptimizationTarget)) {
+TEST_F(PredictionManagerTest, UpdateModelWithUnsupportedOptimizationTarget) {
   base::test::ScopedFeatureList feature_list;
   feature_list.InitAndEnableFeature(features::kRemoteOptimizationGuideFetching);