Allow multiple WebUIControllerFactory objects to be registered. This makes is possible to implement…

content/browser/webui/web_ui_impl.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 "content/browser/webui/web_ui_impl.h"
 
 #include "base/json/json_writer.h"
 #include "base/stl_util.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "content/browser/child_process_security_policy_impl.h"
 #include "content/browser/renderer_host/dip_util.h"
 #include "content/browser/renderer_host/render_process_host_impl.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/web_contents/web_contents_impl.h"
+#include "content/browser/webui/web_ui_controller_factory_registry.h"
 #include "content/common/view_messages.h"
 #include "content/public/browser/content_browser_client.h"
 #include "content/public/browser/web_contents_delegate.h"
 #include "content/public/browser/web_contents_view.h"
 #include "content/public/browser/web_ui_controller.h"
-#include "content/public/browser/web_ui_controller_factory.h"
 #include "content/public/browser/web_ui_message_handler.h"
 #include "content/public/common/bindings_policy.h"
 #include "content/public/common/content_client.h"
 
 namespace content {
 
 const WebUI::TypeID WebUI::kNoWebUI = NULL;
 
 // static
 string16 WebUI::GetJavascriptCall(
@@ skipping 38 matching lines @@
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 void WebUIImpl::OnWebUISend(const GURL& source_url,
                             const std::string& message,
                             const ListValue& args) {
   WebContentsDelegate* delegate = web_contents_->GetDelegate();
   bool data_urls_allowed = delegate && delegate->CanLoadDataURLsInWebUI();
-  WebUIControllerFactory* factory =
-      GetContentClient()->browser()->GetWebUIControllerFactory();
   if (!ChildProcessSecurityPolicyImpl::GetInstance()->
           HasWebUIBindings(web_contents_->GetRenderProcessHost()->GetID()) ||
-      !factory->IsURLAcceptableForWebUI(web_contents_->GetBrowserContext(),
-                                        source_url,
-                                        data_urls_allowed)) {
+      !WebUIControllerFactoryRegistry::GetInstance()->IsURLAcceptableForWebUI(
+          web_contents_->GetBrowserContext(), source_url, data_urls_allowed)) {
     NOTREACHED() << "Blocked unauthorized use of WebUIBindings.";
     return;
   }
 
   ProcessWebUIMessage(source_url, message, args);
 }
 
 void WebUIImpl::RenderViewCreated(RenderViewHost* render_view_host) {
   controller_->RenderViewCreated(render_view_host);
 
@@ skipping 163 matching lines @@
   handlers_.push_back(handler);
 }
 
 void WebUIImpl::ExecuteJavascript(const string16& javascript) {
   static_cast<RenderViewHostImpl*>(
       web_contents_->GetRenderViewHost())->ExecuteJavascriptInWebFrame(
       ASCIIToUTF16(frame_xpath_), javascript);
 }
 
 }  // namespace content