Make RenderFrame(Host) own a RenderWidget(Host).

content/renderer/render_frame_impl.cc

 // Copyright 2013 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/renderer/render_frame_impl.h"
 
 #include <map>
 #include <string>
 
 #include "base/auto_reset.h"
@@ skipping 368 matching lines @@
 // static
 RenderFrameImpl* RenderFrameImpl::FromRoutingID(int32 routing_id) {
   RoutingIDFrameMap::iterator iter =
       g_routing_id_frame_map.Get().find(routing_id);
   if (iter != g_routing_id_frame_map.Get().end())
     return iter->second;
   return NULL;
 }
 
 // static
-void RenderFrameImpl::CreateFrame(int routing_id, int parent_routing_id) {
+void RenderFrameImpl::CreateFrame(
+    int routing_id,
+    int parent_routing_id,
+    const FrameMsg_NewFrame_WidgetParams& params) {
   // TODO(nasko): For now, this message is only sent for subframes, as the
   // top level frame is created when the RenderView is created through the
   // ViewMsg_New IPC.
   CHECK_NE(MSG_ROUTING_NONE, parent_routing_id);
 
   RenderFrameProxy* proxy = RenderFrameProxy::FromRoutingID(parent_routing_id);
 
   // If the browser is sending a valid parent routing id, it should already be
   // created and registered.
   CHECK(proxy);
   blink::WebRemoteFrame* parent_web_frame = proxy->web_frame();
 
   // Create the RenderFrame and WebLocalFrame, linking the two.
   RenderFrameImpl* render_frame =
       RenderFrameImpl::Create(proxy->render_view(), routing_id);
   blink::WebLocalFrame* web_frame =
       parent_web_frame->createLocalChild("", render_frame);
   render_frame->SetWebFrame(web_frame);
   render_frame->Initialize();
+
+  if (params.routing_id != MSG_ROUTING_NONE) {
+    render_frame->render_widget_ = RenderWidget::CreateForFrame(
+        params.routing_id,
+        params.surface_id,
+        params.hidden,
+        render_frame->render_view_->screen_info());
+  }
 }
 
 // static
 RenderFrame* RenderFrame::FromWebFrame(blink::WebFrame* web_frame) {
   return RenderFrameImpl::FromWebFrame(web_frame);
 }
 
 // static
 RenderFrameImpl* RenderFrameImpl::FromWebFrame(blink::WebFrame* web_frame) {
   FrameMap::iterator iter = g_frame_map.Get().find(web_frame);
@@ skipping 3487 matching lines @@
 
 #if defined(ENABLE_BROWSER_CDMS)
 RendererCdmManager* RenderFrameImpl::GetCdmManager() {
   if (!cdm_manager_)
     cdm_manager_ = new RendererCdmManager(this);
   return cdm_manager_;
 }
 #endif  // defined(ENABLE_BROWSER_CDMS)
 
 }  // namespace content