Clears out external protocol data when cookies and site data is cleared.

chrome/browser/browsing_data/browsing_data_remover.h

 // Copyright 2016 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 <memory>
 #include "base/callback_forward.h"
 #include "base/time/time.h"
@@ skipping 62 matching lines @@
     REMOVE_SERVICE_WORKERS = 1 << 14,
     REMOVE_SITE_USAGE_DATA = 1 << 15,
     // REMOVE_NOCHECKS intentionally does not check if the browser context is
     // prohibited from deleting history or downloads.
     REMOVE_NOCHECKS = 1 << 16,
     REMOVE_CACHE_STORAGE = 1 << 17,
 #if defined(OS_ANDROID)
     REMOVE_WEBAPP_DATA = 1 << 18,
 #endif
     REMOVE_DURABLE_PERMISSION = 1 << 19,
+    REMOVE_EXTERNAL_PROTOCOL_DATA = 1 << 20,
 
     // 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, cache storage, plugin data, web app
     // data (on Android) and statistics about passwords.
     REMOVE_SITE_DATA = REMOVE_APPCACHE | REMOVE_COOKIES | REMOVE_FILE_SYSTEMS |
                        REMOVE_INDEXEDDB |
                        REMOVE_LOCAL_STORAGE |
                        REMOVE_PLUGIN_DATA |
                        REMOVE_SERVICE_WORKERS |
                        REMOVE_CACHE_STORAGE |
                        REMOVE_WEBSQL |
                        REMOVE_CHANNEL_IDS |
 #if defined(OS_ANDROID)
                        REMOVE_WEBAPP_DATA |
 #endif
                        REMOVE_SITE_USAGE_DATA |
-                       REMOVE_DURABLE_PERMISSION,
+                       REMOVE_DURABLE_PERMISSION |
+                       REMOVE_EXTERNAL_PROTOCOL_DATA,
 
     // Datatypes protected by Important Sites.
     IMPORTANT_SITES_DATATYPES = REMOVE_SITE_DATA | REMOVE_CACHE,
 
     // Datatypes that can be deleted partially per URL / origin / domain,
     // whichever makes sense.
     FILTERABLE_DATATYPES = REMOVE_SITE_DATA | REMOVE_CACHE | REMOVE_DOWNLOADS,
 
     // 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
@@ skipping 88 matching lines @@
   // consider returning them in OnBrowsingDataRemoverDone() callback. If not,
   // consider simplifying this interface by removing these methods and changing
   // the tests to record the parameters using GMock instead.
   virtual const base::Time& GetLastUsedBeginTime() = 0;
   virtual const base::Time& GetLastUsedEndTime() = 0;
   virtual int GetLastUsedRemovalMask() = 0;
   virtual int GetLastUsedOriginTypeMask() = 0;
 };
 
 #endif // CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_REMOVER_H_