Consistently use LoFi for an entire page

content/public/browser/resource_dispatcher_host_delegate.h

 // 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.
 
 #ifndef CONTENT_PUBLIC_BROWSER_RESOURCE_DISPATCHER_HOST_DELEGATE_H_
 #define CONTENT_PUBLIC_BROWSER_RESOURCE_DISPATCHER_HOST_DELEGATE_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 106 matching lines @@
 
   // Informs the delegate that a request has been redirected.
   virtual void OnRequestRedirected(const GURL& redirect_url,
                                    net::URLRequest* request,
                                    ResourceContext* resource_context,
                                    ResourceResponse* response);
 
   // Notification that a request has completed.
   virtual void RequestComplete(net::URLRequest* url_request);
 
+  // Asks the embedder if Lo-Fi mode should be enabled for the given request. Is
+  // only called for main frame requests with an unspecified Lo-Fi value.
+  virtual bool ShouldEnableLoFiMode(net::URLRequest* url_request,
+                                    content::ResourceContext* resource_context);
+
  protected:
   ResourceDispatcherHostDelegate();
   virtual ~ResourceDispatcherHostDelegate();
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_RESOURCE_DISPATCHER_HOST_DELEGATE_H_