Clear GCM data when the user clears cookies and other site data

chrome/browser/browsing_data/browsing_data_remover.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_REMOVER_H_
 #define CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_REMOVER_H_
 
 #include <set>
 
 #include "base/gtest_prod_util.h"
@@ skipping 75 matching lines @@
     REMOVE_LOCAL_STORAGE = 1 << 8,
     REMOVE_PLUGIN_DATA = 1 << 9,
     REMOVE_PASSWORDS = 1 << 10,
     REMOVE_WEBSQL = 1 << 11,
     REMOVE_CHANNEL_IDS = 1 << 12,
     REMOVE_CONTENT_LICENSES = 1 << 13,
     REMOVE_SERVICE_WORKERS = 1 << 14,
 #if defined(OS_ANDROID)
     REMOVE_APP_BANNER_DATA = 1 << 15,
 #endif
+#if !defined(OS_ANDROID)
+    REMOVE_GCM = 1 << 16,
+#endif
     // The following flag is used only in tests. In normal usage, hosted app
     // data is controlled by the REMOVE_COOKIES flag, applied to the
     // protected-web origin.
     REMOVE_HOSTED_APP_DATA_TESTONLY = 1 << 31,
 
     // "Site data" includes cookies, appcache, file systems, indexedDBs, local
     // storage, webSQL, service workers, and plugin data.
     REMOVE_SITE_DATA = REMOVE_APPCACHE | REMOVE_COOKIES | REMOVE_FILE_SYSTEMS |
                        REMOVE_INDEXEDDB |
                        REMOVE_LOCAL_STORAGE |
                        REMOVE_PLUGIN_DATA |
                        REMOVE_SERVICE_WORKERS |
                        REMOVE_WEBSQL |
 #if defined(OS_ANDROID)
                        REMOVE_APP_BANNER_DATA |
 #endif
+#if !defined(OS_ANDROID)
+                       REMOVE_GCM |
+#endif
                        REMOVE_CHANNEL_IDS,
 
     // Includes all the available remove options. Meant to be used by clients
     // that wish to wipe as much data as possible from a Profile, to make it
     // look like a new Profile.
     REMOVE_ALL = REMOVE_SITE_DATA | REMOVE_CACHE | REMOVE_DOWNLOADS |
                  REMOVE_FORM_DATA |
                  REMOVE_HISTORY |
                  REMOVE_PASSWORDS |
                  REMOVE_CONTENT_LICENSES,
@@ skipping 336 matching lines @@
 
   scoped_ptr<TemplateURLService::Subscription> template_url_sub_;
 
   // We do not own this.
   content::StoragePartition* storage_partition_for_testing_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowsingDataRemover);
 };
 
 #endif  // CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_REMOVER_H_