Ensure that any IPC sent from a child process that couldn't be deserialized causes that p…

content/browser/browser_child_process_host_impl.h

Index: content/browser/browser_child_process_host_impl.h
===================================================================
--- content/browser/browser_child_process_host_impl.h	(revision 270662)
+++ content/browser/browser_child_process_host_impl.h	(working copy)
@@ -64,6 +64,7 @@
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
   virtual void OnChannelConnected(int32 peer_pid) OVERRIDE;
   virtual void OnChannelError() OVERRIDE;
+  virtual void OnBadMessageReceived(const IPC::Message& message) OVERRIDE;
 
   // Removes this host from the host list. Calls ChildProcessHost::ForceShutdown
   void ForceShutdown();
@@ -81,6 +82,8 @@
   // Called when an instance of a particular child is created in a page.
   static void NotifyProcessInstanceCreated(const ChildProcessData& data);
 
+  static void HistogramBadMessageTerminated(int process_type);
+
   BrowserChildProcessHostDelegate* delegate() const { return delegate_; }
 
   typedef std::list<BrowserChildProcessHostImpl*> BrowserChildProcessList;