Fix a race condition where rapid back/forward clicks could close a tab...

chrome/browser/renderer_host/mock_render_process_host.cc

 // Copyright (c) 2009 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 "chrome/browser/renderer_host/mock_render_process_host.h"
 
 MockRenderProcessHost::MockRenderProcessHost(Profile* profile)
     : RenderProcessHost(profile),
       transport_dib_(NULL),
       bad_msg_count_(0) {
@@ skipping 12 matching lines @@
 
 int MockRenderProcessHost::GetNextRoutingID() {
   static int prev_routing_id = 0;
   return ++prev_routing_id;
 }
 
 void MockRenderProcessHost::CancelResourceRequests(int render_widget_id) {
 }
 
 void MockRenderProcessHost::CrossSiteClosePageACK(
-    int new_render_process_host_id,
-    int new_request_id) {
+    const ViewMsg_ClosePage_Params& params) {
 }
 
 bool MockRenderProcessHost::WaitForPaintMsg(int render_widget_id,
                                             const base::TimeDelta& max_delay,
                                             IPC::Message* msg) {
   return false;
 }
 
 void MockRenderProcessHost::ReceivedBadMessage(uint16 msg_type) {
   ++bad_msg_count_;
@@ skipping 50 matching lines @@
 #endif
 
   return transport_dib_;
 }
 
 void MockRenderProcessHost::OnMessageReceived(const IPC::Message& msg) {
 }
 
 void MockRenderProcessHost::OnChannelConnected(int32 peer_pid) {
 }