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

chrome/browser/browsing_data/chrome_browsing_data_remover_delegate.cc

 // 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.
 
 #include "chrome/browser/browsing_data/chrome_browsing_data_remover_delegate.h"
 
 #include <set>
 #include <string>
 #include <utility>
 
 #include "base/callback.h"
 #include "chrome/browser/autofill/personal_data_manager_factory.h"
 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/browsing_data/browsing_data_helper.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/content_settings/host_content_settings_map_factory.h"
 #include "chrome/browser/domain_reliability/service_factory.h"
 #include "chrome/browser/download/download_prefs.h"
+#include "chrome/browser/external_protocol/external_protocol_handler.h"
 #include "chrome/browser/history/history_service_factory.h"
 #include "chrome/browser/history/web_history_service_factory.h"
 #include "chrome/browser/io_thread.h"
 #include "chrome/browser/media/media_device_id_salt.h"
 #include "chrome/browser/net/nqe/ui_network_quality_estimator_service.h"
 #include "chrome/browser/net/nqe/ui_network_quality_estimator_service_factory.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"
@@ skipping 888 matching lines @@
   }
 
   //////////////////////////////////////////////////////////////////////////////
   // REMOVE_WEBAPP_DATA
 #if defined(OS_ANDROID)
   // Clear all data associated with registered webapps.
   if (remove_mask & BrowsingDataRemover::REMOVE_WEBAPP_DATA)
     webapp_registry_->UnregisterWebappsForUrls(filter);
 #endif
 
+  //////////////////////////////////////////////////////////////////////////////
+  // Remove external protocol data.
+  if (remove_mask & BrowsingDataRemover::REMOVE_EXTERNAL_PROTOCOL_DATA)
+    ExternalProtocolHandler::ClearData(profile_);
+
   synchronous_clear_operations_.GetCompletionCallback().Run();
 }
 
 void ChromeBrowsingDataRemoverDelegate::NotifyIfDone() {
   if (!AllDone())
     return;
 
   DCHECK(!callback_.is_null());
   callback_.Run();
 }
@@ skipping 112 matching lines @@
 }
 
 void ChromeBrowsingDataRemoverDelegate::
 OnDeauthorizeFlashContentLicensesCompleted(
     uint32_t request_id,
     bool /* success */) {
   DCHECK_EQ(request_id, deauthorize_flash_content_licenses_request_id_);
   clear_flash_content_licenses_.GetCompletionCallback().Run();
 }
 #endif