Move geometric types to a separate, more lightweight target.

ui/gfx/geometry/rect.cc

Index: ui/gfx/geometry/rect.cc
diff --git a/ui/gfx/rect.cc b/ui/gfx/geometry/rect.cc
similarity index 95%
rename from ui/gfx/rect.cc
rename to ui/gfx/geometry/rect.cc
index 8372cc4e7c526ec46f0af6637a3beae8b45f726e..4b1c6e918bfb058cce9edc3fb1ac607ef6eebe87 100644
--- a/ui/gfx/rect.cc
+++ b/ui/gfx/geometry/rect.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "ui/gfx/rect.h"
+#include "ui/gfx/geometry/rect.h"
 
 #include <algorithm>
 
@@ -14,8 +14,8 @@
 
 #include "base/logging.h"
 #include "base/strings/stringprintf.h"
-#include "ui/gfx/insets.h"
-#include "ui/gfx/rect_base_impl.h"
+#include "ui/gfx/geometry/insets.h"
+#include "ui/gfx/geometry/rect_base_impl.h"
 
 namespace gfx {