Move the web dialogs code to src/ui/web_dialogs from src/chrome

chrome/browser/ui/browser.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/browser.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <shellapi.h>
 #endif  // OS_WIN
@@ skipping 206 matching lines @@
 using content::NavigationController;
 using content::NavigationEntry;
 using content::OpenURLParams;
 using content::PluginService;
 using content::Referrer;
 using content::SiteInstance;
 using content::SSLStatus;
 using content::UserMetricsAction;
 using content::WebContents;
 using extensions::Extension;
+using ui::WebDialogDelegate;
 
 ///////////////////////////////////////////////////////////////////////////////
 
 namespace {
 
 // The URL to be loaded to display the "Report a broken page" form.
 const char kBrokenPageUrl[] =
     "https://www.google.com/support/chrome/bin/request.py?contact_type="
     "broken_website&format=inproduct&p.page_title=$1&p.page_url=$2";
 
@@ skipping 4874 matching lines @@
   if (contents && !allow_js_access) {
     contents->web_contents()->GetController().LoadURL(
         target_url,
         content::Referrer(),
         content::PAGE_TRANSITION_LINK,
         std::string());  // No extra headers.
   }
 
   return contents != NULL;
 }