Switch ContentSettingsObserver to be a RenderFrameObserver instead of a RenderViewObserver

chrome/renderer/worker_permission_client_proxy.h

Index: chrome/renderer/worker_permission_client_proxy.h
===================================================================
--- chrome/renderer/worker_permission_client_proxy.h	(revision 241294)
+++ chrome/renderer/worker_permission_client_proxy.h	(working copy)
@@ -15,7 +15,7 @@
 }
 
 namespace content {
-class RenderView;
+class RenderFrame;
 }
 
 namespace blink {
@@ -27,7 +27,7 @@
 class WorkerPermissionClientProxy
     : public blink::WebWorkerPermissionClientProxy {
  public:
-  WorkerPermissionClientProxy(content::RenderView* render_view,
+  WorkerPermissionClientProxy(content::RenderFrame* render_frame,
                               blink::WebFrame* frame);
   virtual ~WorkerPermissionClientProxy();