Mojo C++ Bindings: Extract AssociatedGroupController from MultiplexRouter

mojo/public/cpp/bindings/lib/pipe_control_message_handler.h

 // Copyright 2015 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 MOJO_PUBLIC_CPP_BINDINGS_LIB_PIPE_CONTROL_MESSAGE_HANDLER_H_
 #define MOJO_PUBLIC_CPP_BINDINGS_LIB_PIPE_CONTROL_MESSAGE_HANDLER_H_
 
 #include "base/macros.h"
-#include "mojo/public/cpp/bindings/lib/interface_id.h"
+#include "mojo/public/cpp/bindings/interface_id.h"
 #include "mojo/public/cpp/bindings/lib/serialization_context.h"
 #include "mojo/public/cpp/bindings/message.h"
 
 namespace mojo {
 namespace internal {
 
 class PipeControlMessageHandlerDelegate;
 
 // Handler for messages defined in pipe_control_messages.mojom.
 class PipeControlMessageHandler : public MessageReceiver {
@@ skipping 26 matching lines @@
   PipeControlMessageHandlerDelegate* const delegate_;
   SerializationContext context_;
 
   DISALLOW_COPY_AND_ASSIGN(PipeControlMessageHandler);
 };
 
 }  // namespace internal
 }  // namespace mojo
 
 #endif  // MOJO_PUBLIC_CPP_BINDINGS_LIB_PIPE_CONTROL_MESSAGE_HANDLER_H_