ui/gfx: Convert Canvas::DrawRectInt() to use gfx::Rect.

ui/gfx/skia_util.cc

Index: ui/gfx/skia_util.cc
diff --git a/ui/gfx/skia_util.cc b/ui/gfx/skia_util.cc
index b0f3bd176bc517e1bba4ade69f0adc76bb3bcc17..320fd6b43202cbfe877546157802043c35fc3c42 100644
--- a/ui/gfx/skia_util.cc
+++ b/ui/gfx/skia_util.cc
@@ -20,6 +20,11 @@ SkRect RectToSkRect(const gfx::Rect& rect) {
   return r;
 }
 
+SkIRect RectToSkIRect(const gfx::Rect& rect) {
+  SkIRect r = { rect.x(), rect.y(), rect.right(), rect.bottom() };
+  return r;
+}
+
 gfx::Rect SkRectToRect(const SkRect& rect) {
   return gfx::Rect(static_cast<int>(rect.fLeft),
                    static_cast<int>(rect.fTop),