Make cc_unittests and webkit_compositor_unittests executable always

webkit/compositor/WebImageLayerImpl.cpp

-// Copyright 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 "config.h"
-#include "WebImageLayerImpl.h"
-
-#include "ImageLayerChromium.h"
-#include "WebLayerImpl.h"
-
-using WebCore::ImageLayerChromium;
-
-namespace WebKit {
-
-WebImageLayer* WebImageLayer::create()
-{
-    return new WebImageLayerImpl();
-}
-
-WebImageLayerImpl::WebImageLayerImpl()
-    : m_layer(adoptPtr(new WebLayerImpl(ImageLayerChromium::create())))
-{
-}
-
-WebImageLayerImpl::~WebImageLayerImpl()
-{
-}
-
-WebLayer* WebImageLayerImpl::layer()
-{
-    return m_layer.get();
-}
-
-void WebImageLayerImpl::setBitmap(SkBitmap bitmap)
-{
-    static_cast<ImageLayerChromium*>(m_layer->layer())->setBitmap(bitmap);
-}
-
-} // namespace WebKit