Take out the is_content_filtered bool that gets passed around betwen renderer...

chrome/common/render_messages_params.h

 // Copyright (c) 2010 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 CHROME_COMMON_RENDER_MESSAGES_PARAMS_H_
 #define CHROME_COMMON_RENDER_MESSAGES_PARAMS_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 275 matching lines @@
 
   // The gesture that initiated this navigation.
   NavigationGesture gesture;
 
   // Contents MIME type of main frame.
   std::string contents_mime_type;
 
   // True if this was a post request.
   bool is_post;
 
-  // Whether the content of the frame was replaced with some alternate content
-  // (this can happen if the resource was insecure).
-  bool is_content_filtered;
-
   // Whether the frame navigation resulted in no change to the documents within
   // the page. For example, the navigation may have just resulted in scrolling
   // to a named anchor.
   bool was_within_same_page;
 
   // The status code of the HTTP request.
   int http_status_code;
 
   // Remote address of the socket which fetched this resource.
   net::HostPortPair socket_address;
@@ skipping 893 matching lines @@
 struct ParamTraits<ViewHostMsg_MalwareDOMDetails_Node> {
   typedef ViewHostMsg_MalwareDOMDetails_Node param_type;
   static void Write(Message* m, const param_type& p);
   static bool Read(const Message* m, void** iter, param_type* p);
   static void Log(const param_type& p, std::string* l);
 };
 
 }  // namespace IPC
 
 #endif  // CHROME_COMMON_RENDER_MESSAGES_PARAMS_H_