Make URLDataSource::GetSource() const.

chrome/browser/ui/webui/bookmarks_ui.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 "chrome/browser/ui/webui/bookmarks_ui.h"
 
 #include "base/memory/ref_counted_memory.h"
 #include "base/message_loop.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/url_data_source.h"
 #include "content/public/browser/web_ui.h"
 #include "grit/theme_resources.h"
 #include "ui/base/resource/resource_bundle.h"
 
 ////////////////////////////////////////////////////////////////////////////////
 //
 // BookmarksUIHTMLSource
 //
 ////////////////////////////////////////////////////////////////////////////////
 
 BookmarksUIHTMLSource::BookmarksUIHTMLSource() {
 }
 
-std::string BookmarksUIHTMLSource::GetSource() {
+std::string BookmarksUIHTMLSource::GetSource() const {
   return chrome::kChromeUIBookmarksHost;
 }
 
 void BookmarksUIHTMLSource::StartDataRequest(
     const std::string& path,
     bool is_incognito,
     const content::URLDataSource::GotDataCallback& callback) {
   NOTREACHED() << "We should never get here since the extension should have"
                << "been triggered";
 
@@ skipping 21 matching lines @@
   Profile* profile = Profile::FromWebUI(web_ui);
   content::URLDataSource::Add(profile, html_source);
 }
 
 // static
 base::RefCountedMemory* BookmarksUI::GetFaviconResourceBytes(
       ui::ScaleFactor scale_factor) {
   return ui::ResourceBundle::GetSharedInstance().
       LoadDataResourceBytesForScale(IDR_BOOKMARKS_FAVICON, scale_factor);
 }