Remove use of ChannelHandle::name from gpu/ipc/service.

gpu/ipc/service/gpu_channel.h

Index: gpu/ipc/service/gpu_channel.h
diff --git a/gpu/ipc/service/gpu_channel.h b/gpu/ipc/service/gpu_channel.h
index 84e2279506a30fd59809a55575b09cecaeb3c167..7ec9d25e618c762a7766132dd826b4a3778aba84 100644
--- a/gpu/ipc/service/gpu_channel.h
+++ b/gpu/ipc/service/gpu_channel.h
@@ -100,8 +100,6 @@ class GPU_EXPORT GpuChannel
     return preempted_flag_;
   }
 
-  const std::string& channel_id() const { return channel_id_; }
-
   virtual base::ProcessId GetClientPID() const;
 
   int client_id() const { return client_id_; }
@@ -234,9 +232,6 @@ class GPU_EXPORT GpuChannel
 
   IPC::Listener* unhandled_message_listener_;
 
-  // Uniquely identifies the channel within this GPU process.
-  std::string channel_id_;
-
   // Used to implement message routing functionality to CommandBuffer objects
   IPC::MessageRouter router_;