Move the content settings code out of RenderView, since it belongs in the Chrome layer.

content/renderer/render_view_observer.cc

 // Copyright (c) 2011 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_view_observer.h"
 
 #include "content/renderer/render_view.h"
 
+using WebKit::WebFrame;
+
 RenderViewObserver::RenderViewObserver(RenderView* render_view)
     : render_view_(render_view),
       routing_id_(render_view ? render_view->routing_id() : 0) {
   // |render_view| can be NULL on unit testing.
   if (render_view_)
     render_view_->AddObserver(this);
 }
 
 RenderViewObserver::~RenderViewObserver() {
   if (render_view_)
     render_view_->RemoveObserver(this);
 }
 
 void RenderViewObserver::OnDestruct() {
   delete this;
 }
 
 bool RenderViewObserver::OnMessageReceived(const IPC::Message& message) {
   return false;
 }
 
 bool RenderViewObserver::Send(IPC::Message* message) {
   if (render_view_)
     return render_view_->Send(message);
 
   delete message;
   return false;
 }
+
+bool RenderViewObserver::AllowImages(WebFrame* frame,
+                                     bool enabled_per_settings) {
+  return true;
+}
+
+bool RenderViewObserver::AllowPlugins(WebFrame* frame,
+                                      bool enabled_per_settings) {
+  return true;
+}
+
+bool RenderViewObserver::AllowScript(WebFrame* frame,
+                                     bool enabled_per_settings) {
+  return true;
+}