content: Extract url utility functions into url_utils.{h,cc}

chrome/browser/ui/webui/chrome_web_ui_controller_factory.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/chrome_web_ui_controller_factory.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/location.h"
 #include "base/message_loop/message_loop_proxy.h"
@@ skipping 40 matching lines @@
 #include "chrome/browser/ui/webui/user_actions/user_actions_ui.h"
 #include "chrome/browser/ui/webui/version_ui.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/common/extensions/feature_switch.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_ui.h"
 #include "content/public/common/content_client.h"
+#include "content/public/common/url_utils.h"
 #include "extensions/common/constants.h"
 #include "googleurl/src/gurl.h"
 #include "ui/gfx/favicon_size.h"
 #include "ui/web_dialogs/web_dialog_ui.h"
 
 #if !defined(DISABLE_NACL)
 #include "chrome/browser/ui/webui/nacl_ui.h"
 #endif
 
 #if defined(ENABLE_CONFIGURATION_POLICY)
@@ skipping 512 matching lines @@
   if (page_url.host() == chrome::kChromeUISettingsFrameHost)
     return options::OptionsUI::GetFaviconResourceBytes(scale_factor);
 
   // Android doesn't use the plugins pages.
   if (page_url.host() == chrome::kChromeUIPluginsHost)
     return PluginsUI::GetFaviconResourceBytes(scale_factor);
 #endif
 
   return NULL;
 }