Switch the about:gpu implementation from an about handler to dom_ui....

chrome/browser/dom_ui/dom_ui_factory.cc

 // Copyright (c) 2010 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/dom_ui/dom_ui_factory.h"
 
 #include "base/command_line.h"
 #include "chrome/browser/about_flags.h"
 #include "chrome/browser/browser_thread.h"
 #include "chrome/browser/dom_ui/bookmarks_ui.h"
 #include "chrome/browser/dom_ui/bug_report_ui.h"
 #include "chrome/browser/dom_ui/constrained_html_ui.h"
 #include "chrome/browser/dom_ui/downloads_ui.h"
 #include "chrome/browser/dom_ui/devtools_ui.h"
+#include "chrome/browser/dom_ui/gpu_ui.h"
 #include "chrome/browser/dom_ui/history_ui.h"
 #include "chrome/browser/dom_ui/history2_ui.h"
 #include "chrome/browser/dom_ui/html_dialog_ui.h"
 #if defined(TOUCH_UI)
 #include "chrome/browser/dom_ui/keyboard_ui.h"
 #endif
 #include "chrome/browser/dom_ui/flags_ui.h"
 #include "chrome/browser/dom_ui/net_internals_ui.h"
 #include "chrome/browser/dom_ui/new_tab_ui.h"
 #include "chrome/browser/dom_ui/plugins_ui.h"
@@ skipping 125 matching lines @@
   if (url.host() == chrome::kChromeUIHistory2Host)
     return &NewDOMUI<HistoryUI2>;
   if (url.host() == chrome::kChromeUIFlagsHost)
     return &NewDOMUI<FlagsUI>;
 #if defined(TOUCH_UI)
   if (url.host() == chrome::kChromeUIKeyboardHost)
     return &NewDOMUI<KeyboardUI>;
 #endif
   if (url.host() == chrome::kChromeUINetInternalsHost)
     return &NewDOMUI<NetInternalsUI>;
+  if (url.host() == chrome::kChromeUIGpuHost)
+    return &NewDOMUI<GpuUI>;
   if (url.host() == chrome::kChromeUIPluginsHost)
     return &NewDOMUI<PluginsUI>;
 #if defined(ENABLE_REMOTING)
   if (url.host() == chrome::kChromeUIRemotingHost) {
     if (CommandLine::ForCurrentProcess()->HasSwitch(
         switches::kEnableRemoting)) {
       return &NewDOMUI<RemotingUI>;
     }
   }
 #endif
@@ skipping 135 matching lines @@
   if (page_url.host() == chrome::kChromeUIPluginsHost)
     return PluginsUI::GetFaviconResourceBytes();
 
 #if defined(ENABLE_REMOTING)
   if (page_url.host() == chrome::kChromeUIRemotingHost)
     return RemotingUI::GetFaviconResourceBytes();
 #endif
 
   return NULL;
 }