Convert Gamepad IPC messages into mojo interface.

content/common/gamepad_messages.h

Index: content/common/gamepad_messages.h
diff --git a/content/common/gamepad_messages.h b/content/common/gamepad_messages.h
deleted file mode 100644
index 63d65567dde58466fbc377ea3c9d876e6d96a65b..0000000000000000000000000000000000000000
--- a/content/common/gamepad_messages.h
+++ /dev/null
@@ -1,33 +0,0 @@
-// Copyright (c) 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.
-
-// Multiply-included message file, no include guard.
-
-#include "base/memory/shared_memory.h"
-#include "content/common/gamepad_param_traits.h"
-#include "ipc/ipc_message_macros.h"
-#include "ipc/ipc_param_traits.h"
-#include "ipc/ipc_platform_file.h"
-#include "third_party/WebKit/public/platform/WebGamepad.h"
-
-#define IPC_MESSAGE_START GamepadMsgStart
-
-IPC_MESSAGE_CONTROL2(GamepadMsg_GamepadConnected,
-                     int /* index */,
-                     blink::WebGamepad)
-
-IPC_MESSAGE_CONTROL2(GamepadMsg_GamepadDisconnected,
-                     int /* index */,
-                     blink::WebGamepad)
-
-// Messages sent from the renderer to the browser.
-
-// Asks the browser process to start polling, and return a shared memory
-// handles that will hold the data from the hardware. See
-// gamepad_hardware_buffer.h for a description of how synchronization is
-// handled. The number of Starts should match the number of Stops.
-IPC_SYNC_MESSAGE_CONTROL0_1(GamepadHostMsg_StartPolling,
-                            base::SharedMemoryHandle /* handle */)
-
-IPC_SYNC_MESSAGE_CONTROL0_0(GamepadHostMsg_StopPolling)