Implement the gamepad API in the IPC proxy

content/browser/gamepad/platform_data_fetcher.cc

Index: content/browser/gamepad/platform_data_fetcher.cc
diff --git a/content/browser/gamepad/platform_data_fetcher.cc b/content/browser/gamepad/platform_data_fetcher.cc
deleted file mode 100644
index 1e801749dae13e7e7fe6fa74a5bb78f1c88a712d..0000000000000000000000000000000000000000
--- a/content/browser/gamepad/platform_data_fetcher.cc
+++ /dev/null
@@ -1,19 +0,0 @@
-// Copyright (c) 2012 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.
-
-#include "content/browser/gamepad/platform_data_fetcher.h"
-
-#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebGamepads.h"
-
-namespace content {
-
-GamepadDataFetcherEmpty::GamepadDataFetcherEmpty() {
-}
-
-void GamepadDataFetcherEmpty::GetGamepadData(WebKit::WebGamepads* pads,
-                                             bool devices_changed_hint) {
-  pads->length = 0;
-}
-
-} // content