SkColorType instead of (deprecated) SkBitmap::Config

cc/resources/ui_resource_bitmap.h

Index: cc/resources/ui_resource_bitmap.h
diff --git a/cc/resources/ui_resource_bitmap.h b/cc/resources/ui_resource_bitmap.h
index 2cce0b31354ca4f402d05ccb2fd79a8b90b1d2a7..b8863d8e994c32b809a31f86251e3fc7795d8da1 100644
--- a/cc/resources/ui_resource_bitmap.h
+++ b/cc/resources/ui_resource_bitmap.h
@@ -44,14 +44,16 @@ class CC_EXPORT UIResourceBitmap {
   // User must ensure that |skbitmap| is immutable.  The SkBitmap Format should
   // be 32-bit RGBA.
   explicit UIResourceBitmap(const SkBitmap& skbitmap);
-  UIResourceBitmap(const skia::RefPtr<SkPixelRef>& pixel_ref, gfx::Size size);
+  UIResourceBitmap(const gfx::Size& size, bool is_opaque);
+  UIResourceBitmap(const skia::RefPtr<SkPixelRef>& pixel_ref,
+                   const gfx::Size& size);
   ~UIResourceBitmap();
 
  private:
   friend class AutoLockUIResourceBitmap;
 
   void Create(const skia::RefPtr<SkPixelRef>& pixel_ref,
-              gfx::Size size,
+              const gfx::Size& size,
               UIResourceFormat format);
 
   skia::RefPtr<SkPixelRef> pixel_ref_;