Move ExtensionWindowController and related into extensions namespace

chrome/browser/notifications/balloon_host.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/notifications/balloon_host.h"
 
 #include "chrome/browser/notifications/balloon.h"
 #include "chrome/browser/notifications/balloon_collection_impl.h"
 #include "chrome/browser/notifications/notification.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 31 matching lines @@
           extension_function_dispatcher_(balloon_->profile(), this)) {
   site_instance_ = SiteInstance::CreateForURL(
       balloon_->profile(), balloon_->notification().content_url());
 }
 
 void BalloonHost::Shutdown() {
   NotifyDisconnect();
   web_contents_.reset();
 }
 
-ExtensionWindowController* BalloonHost::GetExtensionWindowController() const {
+extensions::WindowController*
+BalloonHost::GetExtensionWindowController() const {
   // Notifications don't have a window controller.
   return NULL;
 }
 
 content::WebContents* BalloonHost::GetAssociatedWebContents() const {
   return NULL;
 }
 
 const string16& BalloonHost::GetSource() const {
   return balloon_->notification().display_source();
@@ skipping 109 matching lines @@
 bool BalloonHost::CanLoadDataURLsInWebUI() const {
 #if defined(OS_CHROMEOS)
   // Chrome OS uses data URLs in WebUI BalloonHosts.  We normally do not allow
   // data URLs in WebUI renderers, but normal pages cannot target BalloonHosts,
   // so this should be safe.
   return true;
 #else
   return false;
 #endif
 }