Fix tab restore for view-source Chrome extension pages.

content/public/browser/content_browser_client.cc

 // 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.
 
 #include "content/public/browser/content_browser_client.h"
 
 #include "base/files/file_path.h"
 #include "base/guid.h"
 #include "base/logging.h"
 #include "build/build_config.h"
@@ skipping 45 matching lines @@
     BrowserContext* browser_context,
     const GURL& effective_site_url) {
   return false;
 }
 
 bool ContentBrowserClient::ShouldLockToOrigin(BrowserContext* browser_context,
                                               const GURL& effective_url) {
   return true;
 }
 
+void ContentBrowserClient::GetAdditionalViewSourceSchemes(
+    std::vector<std::string>* additional_schemes) {
+  GetAdditionalWebUISchemes(additional_schemes);
+}
+
 bool ContentBrowserClient::LogWebUIUrl(const GURL& web_ui_url) const {
   return false;
 }
 
 bool ContentBrowserClient::IsHandledURL(const GURL& url) {
   return false;
 }
 
 bool ContentBrowserClient::CanCommitURL(RenderProcessHost* process_host,
                                         const GURL& site_url) {
@@ skipping 367 matching lines @@
 
 bool ContentBrowserClient::ShouldRedirectDOMStorageTaskRunner() {
   return false;
 }
 
 bool ContentBrowserClient::RedirectNonUINonIOBrowserThreadsToTaskScheduler() {
   return false;
 }
 
 }  // namespace content