[cc] Rename all cc/ filenames to Chromium style

cc/stubs/FloatSize.h

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// 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.
 
-#ifndef CC_STUBS_FLOATSIZE_H_
-#define CC_STUBS_FLOATSIZE_H_
-
-#include "IntSize.h"
-#if INSIDE_WEBKIT_BUILD
-#include "Source/WebCore/platform/graphics/FloatSize.h"
-#else
-#include "third_party/WebKit/Source/WebCore/platform/graphics/FloatSize.h"
-#endif
-
-namespace cc {
-class FloatSize : public WebCore::FloatSize {
-public:
-    FloatSize() { }
-
-    FloatSize(float width, float height)
-        : WebCore::FloatSize(width, height)
-    {
-    }
-
-    FloatSize(IntSize size)
-        : WebCore::FloatSize(size.width(), size.height())
-    {
-    }
-
-    FloatSize(WebCore::FloatSize size)
-        : WebCore::FloatSize(size.width(), size.height())
-    {
-    }
-
-    FloatSize(WebCore::IntSize size)
-        : WebCore::FloatSize(size.width(), size.height())
-    {
-    }
-};
-
-}
-
-#endif
+// Temporary forwarding header
+#include "cc/stubs/float_size.h"