ui/gfx: Make the first version of Canvas::TileImageInt take a gfx::Rect.

ui/gfx/canvas.h

Index: ui/gfx/canvas.h
diff --git a/ui/gfx/canvas.h b/ui/gfx/canvas.h
index 61d42a463e4d3b3c3f426c346ddfdd0a5c494781..3ae17ab605d2a392e136f08f25c81717a0d96e3f 100644
--- a/ui/gfx/canvas.h
+++ b/ui/gfx/canvas.h
@@ -197,8 +197,7 @@ class UI_EXPORT Canvas {
   virtual void DrawFocusRect(const gfx::Rect& rect) = 0;
 
   // Tiles the image in the specified region.
-  virtual void TileImageInt(const SkBitmap& bitmap,
-                            int x, int y, int w, int h) = 0;
+  virtual void TileImage(const SkBitmap& bitmap, const gfx::Rect& rect) = 0;
   virtual void TileImageInt(const SkBitmap& bitmap,
                             int src_x, int src_y,
                             int dest_x, int dest_y, int w, int h) = 0;