Make adding and subtracting gfx:: point types simpler.

ui/gfx/rect.h

Index: ui/gfx/rect.h
diff --git a/ui/gfx/rect.h b/ui/gfx/rect.h
index 64f35b1fe8adde6d9b0e0de6e01b1501ce7e71d3..d1ec196c6083d941ae4015ae146a916982e9d5b3 100644
--- a/ui/gfx/rect.h
+++ b/ui/gfx/rect.h
@@ -68,19 +68,19 @@ class UI_EXPORT Rect : public RectBase<Rect, Point, Size, Insets, int> {
   CGRect ToCGRect() const;
 #endif
 
-  RectF ToRectF() const WARN_UNUSED_RESULT {
-    return RectF(origin().x(), origin().y(), size().width(), size().height());
-  }
-
   RectF Scale(float scale) const WARN_UNUSED_RESULT {
     return Scale(scale, scale);
   }
 
   RectF Scale(float x_scale, float y_scale) const WARN_UNUSED_RESULT {
-    return ToRectF().Scale(x_scale, y_scale);
+    return static_cast<RectF>(*this).Scale(x_scale, y_scale);
   }
 
   std::string ToString() const;
+
+  operator RectF() const WARN_UNUSED_RESULT {

[sky, 2012/09/28 23:05:49]

Why WARN_UNUSED_RESULT?

[danakj, 2012/09/28 23:19:14]

removed.

+    return RectF(origin().x(), origin().y(), size().width(), size().height());
+  }
 };
 
 #if !defined(COMPILER_MSVC)