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

ipc/ipc_message.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 IPC_IPC_MESSAGE_H_
 #define IPC_IPC_MESSAGE_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 103 matching lines @@
   bool should_unblock() const {
     return (header()->flags & UNBLOCK_BIT) != 0;
   }
 
   // Tells the receiver that the caller is pumping messages while waiting
   // for the result.
   bool is_caller_pumping_messages() const {
     return (header()->flags & PUMPING_MSGS_BIT) != 0;
   }
 
+  void set_dispatch_error() const {
+    dispatch_error_ = true;
+  }
+
+  bool dispatch_error() const {
+    return dispatch_error_;
+  }
+
   uint32 type() const {
     return header()->type;
   }
 
   int32 routing_id() const {
     return header()->routing;
   }
 
   void set_routing_id(int32 new_id) {
     header()->routing = new_id;
@@ skipping 95 matching lines @@
   };
 #pragma pack(pop)
 
   Header* header() {
     return headerT<Header>();
   }
   const Header* header() const {
     return headerT<Header>();
   }
 
-  void InitLoggingVariables();
+  void Init();
+
+  // Used internally to support IPC::Listener::OnBadMessageReceived.
+  mutable bool dispatch_error_;
 
 #if defined(OS_POSIX)
   // The set of file descriptors associated with this message.
   scoped_refptr<FileDescriptorSet> file_descriptor_set_;
 
   // Ensure that a FileDescriptorSet is allocated
   void EnsureFileDescriptorSet();
 
   FileDescriptorSet* file_descriptor_set() {
     EnsureFileDescriptorSet();
@@ skipping 22 matching lines @@
   MSG_ROUTING_NONE = -2,
 
   // indicates a general message not sent to a particular tab.
   MSG_ROUTING_CONTROL = kint32max,
 };
 
 #define IPC_REPLY_ID 0xFFFFFFF0  // Special message id for replies
 #define IPC_LOGGING_ID 0xFFFFFFF1  // Special message id for logging
 
 #endif  // IPC_IPC_MESSAGE_H_