cc: Switch from WebCore::FloatPoint3D to gfx::Point3F and gfx::Vector3dF in the compositor

cc/stubs/float_point_3d.h

-// 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.
-
-#ifndef CC_STUBS_FLOATPOINT3D_H_
-#define CC_STUBS_FLOATPOINT3D_H_
-
-#include "FloatPoint.h"
-
-#if INSIDE_WEBKIT_BUILD
-#include "Source/WebCore/platform/graphics/FloatPoint3D.h"
-#else
-#include "third_party/WebKit/Source/WebCore/platform/graphics/FloatPoint3D.h"
-#endif
-
-namespace cc {
-
-class FloatPoint3D : public WebCore::FloatPoint3D {
-public:
-    FloatPoint3D() { }
-
-    FloatPoint3D(float x, float y, float z)
-        : WebCore::FloatPoint3D(x, y, z)
-    {
-    }
-
-    FloatPoint3D(FloatPoint point)
-        : WebCore::FloatPoint3D(point.x(), point.y(), 0)
-    {
-    }
-
-    FloatPoint3D(const FloatPoint3D& point)
-        : WebCore::FloatPoint3D(point)
-    {
-    }
-
-    FloatPoint3D(WebCore::FloatPoint3D point)
-        : WebCore::FloatPoint3D(point)
-    {
-    }
-
-    
-    FloatPoint3D(WebCore::FloatPoint point)
-        : WebCore::FloatPoint3D(point)
-    {
-    }
-
-    explicit FloatPoint3D(gfx::PointF point)
-        : WebCore::FloatPoint3D(point.x(), point.y(), 0)
-    {
-    }
-};
-
-}
-
-#endif