Move geometric types to a separate, more lightweight target.

ui/gfx/size_f.cc

Index: ui/gfx/size_f.cc
diff --git a/ui/gfx/size_f.cc b/ui/gfx/size_f.cc
deleted file mode 100644
index 6eba8849b2252455b9e85b73d917dbf710d0e026..0000000000000000000000000000000000000000
--- a/ui/gfx/size_f.cc
+++ /dev/null
@@ -1,23 +0,0 @@
-// 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.
-
-#include "ui/gfx/size_f.h"
-
-#include "base/strings/stringprintf.h"
-
-namespace gfx {
-
-template class SizeBase<SizeF, float>;
-
-std::string SizeF::ToString() const {
-  return base::StringPrintf("%fx%f", width(), height());
-}
-
-SizeF ScaleSize(const SizeF& s, float x_scale, float y_scale) {
-  SizeF scaled_s(s);
-  scaled_s.Scale(x_scale, y_scale);
-  return scaled_s;
-}
-
-}  // namespace gfx