Adding ClearBlackList to the PreviewsBlackList and plumbing to UI

chrome/browser/browsing_data/browsing_data_remover.cc

Index: chrome/browser/browsing_data/browsing_data_remover.cc
diff --git a/chrome/browser/browsing_data/browsing_data_remover.cc b/chrome/browser/browsing_data/browsing_data_remover.cc
index 67c8df3a5b9f4d079e58ed64c21faa09aba5d7cb..038088ed9058fa5e98469ff9d50d804621e944c4 100644
--- a/chrome/browser/browsing_data/browsing_data_remover.cc
+++ b/chrome/browser/browsing_data/browsing_data_remover.cc
@@ -30,20 +30,22 @@
 #include "chrome/browser/io_thread.h"
 #include "chrome/browser/media/media_device_id_salt.h"
 #include "chrome/browser/net/predictor.h"
 #include "chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.h"
 #include "chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings_factory.h"
 #include "chrome/browser/ntp_snippets/content_suggestions_service_factory.h"
 #include "chrome/browser/password_manager/password_store_factory.h"
 #include "chrome/browser/permissions/permission_decision_auto_blocker.h"
 #include "chrome/browser/prerender/prerender_manager.h"
 #include "chrome/browser/prerender/prerender_manager_factory.h"
+#include "chrome/browser/previews/previews_service.h"
+#include "chrome/browser/previews/previews_service_factory.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/safe_browsing/safe_browsing_service.h"
 #include "chrome/browser/search_engines/template_url_service_factory.h"
 #include "chrome/browser/sessions/tab_restore_service_factory.h"
 #include "chrome/browser/web_data_service_factory.h"
 #include "chrome/common/features.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "components/autofill/core/browser/personal_data_manager.h"
 #include "components/autofill/core/browser/webdata/autofill_webdata_service.h"
@@ -57,20 +59,21 @@
 #include "components/domain_reliability/service.h"
 #include "components/history/core/browser/history_service.h"
 #include "components/nacl/browser/nacl_browser.h"
 #include "components/nacl/browser/pnacl_host.h"
 #include "components/ntp_snippets/content_suggestions_service.h"
 #include "components/omnibox/browser/omnibox_pref_names.h"
 #include "components/password_manager/core/browser/password_store.h"
 #include "components/power/origin_power_map.h"
 #include "components/power/origin_power_map_factory.h"
 #include "components/prefs/pref_service.h"
+#include "components/previews/core/previews_ui_service.h"
 #include "components/search_engines/template_url_service.h"
 #include "components/sessions/core/tab_restore_service.h"
 #include "components/web_cache/browser/web_cache_manager.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/download_manager.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/plugin_data_remover.h"
 #include "content/public/browser/ssl_host_state_delegate.h"
 #include "content/public/browser/storage_partition.h"
 #include "content/public/browser/user_metrics.h"
@@ -715,20 +718,28 @@ void BrowsingDataRemover::RemoveImpl(
     // |data_reduction_proxy_settings| is null if |profile_| is off the record.
     if (data_reduction_proxy_settings) {
       data_reduction_proxy::DataReductionProxyService*
           data_reduction_proxy_service =
               data_reduction_proxy_settings->data_reduction_proxy_service();
       if (data_reduction_proxy_service) {
         data_reduction_proxy_service->compression_stats()
             ->DeleteBrowsingHistory(delete_begin_, delete_end_);
       }
     }
+
+    // |previews_service| is null if |profile_| is off the record.
+    PreviewsService* previews_service =
+        PreviewsServiceFactory::GetForProfile(profile_);
+    if (previews_service && previews_service->previews_ui_service()) {
+      previews_service->previews_ui_service()->ClearBlackList(delete_begin_,
+                                                              delete_end_);
+    }
   }
 
   if ((remove_mask & REMOVE_DOWNLOADS) && may_delete_history) {
     content::RecordAction(UserMetricsAction("ClearBrowsingData_Downloads"));
     content::DownloadManager* download_manager =
         BrowserContext::GetDownloadManager(profile_);
     download_manager->RemoveDownloadsByURLAndTime(filter,
                                                   delete_begin_, delete_end_);
     DownloadPrefs* download_prefs = DownloadPrefs::FromDownloadManager(
         download_manager);