Removing kCrashReportingEnabled clearing code as per comment

Comment in ChromeMetricsServiceClient::Initialize says to remove
cleanup code for kCrashReportingEnabled after M60.

Considering it's now M87, it should be safe to remove

Change-Id: Ic57abb7e439d9d43c154d355c4d00ac1c28f4eec
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2416873
Commit-Queue: Ted Choc <tedchoc@chromium.org>
Reviewed-by: Ted Choc <tedchoc@chromium.org>
Reviewed-by: Alexei Svitkine <asvitkine@chromium.org>
Auto-Submit: Joshua Berenhaus <joshber@microsoft.com>
Cr-Commit-Position: refs/heads/master@{#807971}

chrome/browser/browser_process_impl.cc

@@ -942,11 +942,6 @@ void BrowserProcessImpl::RegisterPrefs(PrefRegistrySimple* registry) {
 
   registry->RegisterBooleanPref(metrics::prefs::kMetricsReportingEnabled,
                                 GoogleUpdateSettings::GetCollectStatsConsent());
-
-#if defined(OS_ANDROID)
-  registry->RegisterBooleanPref(
-      prefs::kCrashReportingEnabled, false);
-#endif  // defined(OS_ANDROID)
 }
 
 DownloadRequestLimiter* BrowserProcessImpl::download_request_limiter() {

chrome/browser/metrics/chrome_metrics_service_client.cc

@@ -574,13 +574,6 @@ ChromeMetricsServiceClient::GetMetricsReportingDefaultState() {
 void ChromeMetricsServiceClient::Initialize() {
   PrefService* local_state = g_browser_process->local_state();
 
-  // Clear deprecated metrics preference for Android.
-  // TODO(gayane): Cleanup this code after M60 when the pref would be cleared
-  // from clients.
-#if defined(OS_ANDROID)
-  local_state->ClearPref(prefs::kCrashReportingEnabled);
-#endif
-
   metrics_service_ = std::make_unique<metrics::MetricsService>(
       metrics_state_manager_, this, local_state);
 

chrome/common/pref_names.cc

@@ -1629,13 +1629,6 @@ const char kProfileInfoCache[] = "profile.info_cache";
 // not happen if the browser crashes, so we remove the profile on next start.
 const char kProfilesDeleted[] = "profiles.profiles_deleted";
 
-// Deprecated preference for metric / crash reporting on Android. Use
-// kMetricsReportingEnabled instead.
-#if defined(OS_ANDROID)
-const char kCrashReportingEnabled[] =
-    "user_experience_metrics_crash.reporting_enabled";
-#endif  // defined(OS_ANDROID)
-
 // This is the location of a list of dictionaries of plugin stability stats.
 const char kStabilityPluginStats[] =
     "user_experience_metrics.stability.plugin_stats2";

chrome/common/pref_names.h

@@ -512,12 +512,6 @@ extern const char kHasSeenWelcomePage[];
 extern const char kNaviOnboardGroup[];
 #endif  // defined(OS_WIN)
 
-// Deprecated preference for metric / crash reporting on Android. Use
-// kMetricsReportingEnabled instead.
-#if defined(OS_ANDROID)
-extern const char kCrashReportingEnabled[];
-#endif  // defined(OS_ANDROID)
-
 extern const char kQuietNotificationPermissionShouldShowPromo[];
 extern const char kQuietNotificationPermissionPromoWasShown[];
 extern const char kNotificationPermissionActions[];