Remove DRT-specific resource loading logic

webkit/support/platform_support.h

-// Copyright (c) 2010 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 WEBKIT_SUPPORT_PLATFORM_SUPORT_H_
-#define WEBKIT_SUPPORT_PLATFORM_SUPORT_H_
-
-namespace webkit_support {
-// Called before WebKit::initialize().
-void BeforeInitialize();
-
-// Called after WebKit::initialize().
-void AfterInitialize();
-
-// Called before WebKit::shutdown().
-void BeforeShutdown();
-
-// Called after WebKit::shutdown().
-void AfterShutdown();
-}  // namespace webkit_support
-
-#endif  // WEBKIT_SUPPORT_PLATFORM_SUPORT_H_