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

content/browser/renderer_host/render_widget_host_impl.h

Index: content/browser/renderer_host/render_widget_host_impl.h
diff --git a/content/browser/renderer_host/render_widget_host_impl.h b/content/browser/renderer_host/render_widget_host_impl.h
index 2d1d3e90617f6afb82260893e59658737a97099c..fd6083f57f81ffedf63b480b4c70d3edfdebf906 100644
--- a/content/browser/renderer_host/render_widget_host_impl.h
+++ b/content/browser/renderer_host/render_widget_host_impl.h
@@ -190,6 +190,9 @@ class CONTENT_EXPORT RenderWidgetHostImpl
   // menus, and other times when the renderer initiates creating an object.
   virtual void Init();
 
+  // Initializes a RenderWidgetHost that is attached to a Frame.
+  virtual void InitForFrame();

[nasko, 2014/12/17 22:51:30]

Why is this one virtual?

[kenrb, 2015/01/05 21:15:30]

No reason. Fixed.

+
   // Tells the renderer to die and then calls Destroy().
   virtual void Shutdown();