Remove IPC::Endpoint.

ipc/ipc_channel_mojo.h

 // Copyright 2014 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_CHANNEL_MOJO_H_
 #define IPC_IPC_CHANNEL_MOJO_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 55 matching lines @@
 
   ~ChannelMojo() override;
 
   // Channel implementation
   bool Connect() override;
   void Pause() override;
   void Unpause(bool flush) override;
   void Flush() override;
   void Close() override;
   bool Send(Message* message) override;
-  base::ProcessId GetPeerPID() const override;
   Channel::AssociatedInterfaceSupport* GetAssociatedInterfaceSupport() override;
 
-  base::ProcessId GetSelfPID() const;
-
   // These access protected API of IPC::Message, which has ChannelMojo
   // as a friend class.
   static MojoResult WriteToMessageAttachmentSet(
       base::Optional<std::vector<mojom::SerializedHandlePtr>> handle_buffer,
       Message* message);
   static MojoResult ReadFromMessageAttachmentSet(
       Message* message,
       base::Optional<std::vector<mojom::SerializedHandlePtr>>* handles);
 
   // MojoBootstrapDelegate implementation
   void OnPipesAvailable(mojom::ChannelAssociatedPtr sender,
                         mojom::ChannelAssociatedRequest receiver) override;
 
   // MessagePipeReader::Delegate
-  void OnPeerPidReceived() override;
+  void OnPeerPidReceived(int32_t peer_pid) override;
   void OnMessageReceived(const Message& message) override;
   void OnPipeError() override;
   void OnAssociatedInterfaceRequest(
       const std::string& name,
       mojo::ScopedInterfaceEndpointHandle handle) override;
 
  private:
   ChannelMojo(
       mojo::ScopedMessagePipeHandle handle,
       Mode mode,
@@ skipping 23 matching lines @@
       associated_interfaces_;
 
   base::WeakPtrFactory<ChannelMojo> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ChannelMojo);
 };
 
 }  // namespace IPC
 
 #endif  // IPC_IPC_CHANNEL_MOJO_H_