Move geometric types to a separate, more lightweight target.

ui/gfx/size_conversions.h

Index: ui/gfx/size_conversions.h
diff --git a/ui/gfx/size_conversions.h b/ui/gfx/size_conversions.h
index af68195b55bdfdb236a4dbff494bbe1ec4db255f..0ee67f417e81b781e5a2ece31cc811e797dfc05a 100644
--- a/ui/gfx/size_conversions.h
+++ b/ui/gfx/size_conversions.h
@@ -1,24 +1,7 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Copyright 2013 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 UI_GFX_SIZE_CONVERSIONS_H_
-#define UI_GFX_SIZE_CONVERSIONS_H_
+// TODO(beng): remove once callsites are patched.
+#include "ui/gfx/geometry/size_conversions.h"
 
-#include "ui/gfx/size.h"
-#include "ui/gfx/size_f.h"
-
-namespace gfx {
-
-// Returns a Size with each component from the input SizeF floored.
-GFX_EXPORT Size ToFlooredSize(const SizeF& size);
-
-// Returns a Size with each component from the input SizeF ceiled.
-GFX_EXPORT Size ToCeiledSize(const SizeF& size);
-
-// Returns a Size with each component from the input SizeF rounded.
-GFX_EXPORT Size ToRoundedSize(const SizeF& size);
-
-}  // namespace gfx
-
-#endif  // UI_GFX_SIZE_CONVERSIONS_H_