Cleanup: Remove unneeded browser_thread.h usage.

chrome/browser/extensions/extension_dom_ui.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/extensions/extension_dom_ui.h"
 
 #include <set>
+#include <vector>
 
 #include "net/base/file_stream.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/browser_list.h"
-#include "chrome/browser/browser_thread.h"
 #include "chrome/browser/extensions/extension_bookmark_manager_api.h"
 #include "chrome/browser/extensions/extensions_service.h"
 #include "chrome/browser/extensions/image_loading_tracker.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/renderer_host/render_widget_host_view.h"
 #include "chrome/browser/tab_contents/tab_contents.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/common/bindings_policy.h"
 #include "chrome/common/chrome_switches.h"
@@ skipping 376 matching lines @@
 }
 
 // static
 void ExtensionDOMUI::GetFaviconForURL(Profile* profile,
     FaviconService::GetFaviconRequest* request, const GURL& page_url) {
   // tracker deletes itself when done.
   ExtensionDOMUIImageLoadingTracker* tracker =
       new ExtensionDOMUIImageLoadingTracker(profile, request, page_url);
   tracker->Init();
 }