Mojofy GpuHostMsg_FieldTrialActivated

content/common/gpu_host_messages.h

Index: content/common/gpu_host_messages.h
diff --git a/content/common/gpu_host_messages.h b/content/common/gpu_host_messages.h
deleted file mode 100644
index 37a98a261fcb9b789cb6e16224379d5afdfd9bba..0000000000000000000000000000000000000000
--- a/content/common/gpu_host_messages.h
+++ /dev/null
@@ -1,22 +0,0 @@
-// Copyright 2016 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.
-
-// Multiply-included message file, hence no include guard here, but see below
-// for a much smaller-than-usual include guard section.
-
-#include "build/build_config.h"
-#include "ipc/ipc_message_macros.h"
-#include "ipc/ipc_message_start.h"
-
-#undef IPC_MESSAGE_EXPORT
-#define IPC_MESSAGE_EXPORT CONTENT_EXPORT
-
-#define IPC_MESSAGE_START GpuMsgStart
-
-//------------------------------------------------------------------------------
-// GPU Host Messages
-// These are messages to the browser.
-
-// Sent by the GPU process to indicate that a fields trial has been activated.
-IPC_MESSAGE_CONTROL1(GpuHostMsg_FieldTrialActivated, std::string /* name */)