Enhance chrome.app.window API with icon property

ui/gfx/image/image_skia_operations.h

Index: ui/gfx/image/image_skia_operations.h
diff --git a/ui/gfx/image/image_skia_operations.h b/ui/gfx/image/image_skia_operations.h
index a22a8408d98e573368abcb91ba8bfde2c12d56eb..a38e65e3ee542f5e9f2d9616b36dd0a31931f9b0 100644
--- a/ui/gfx/image/image_skia_operations.h
+++ b/ui/gfx/image/image_skia_operations.h
@@ -93,6 +93,11 @@ class GFX_EXPORT ImageSkiaOperations {
       const ImageSkia& source,
       SkBitmapOperations::RotationAmount rotation);
 
+  // Creates an image by painting the second image as a badge to the first one.
+  // The second image is in the right corner of the first image.
+  static ImageSkia CreateImageWithBadge(const ImageSkia& first,
+                                        const ImageSkia& second);

[stevenjb, 2016/08/08 22:26:46]

Instead of 'first' and 'second', use 'image' and 'badge', and maybe we should
replace 'image' with icon' so this would be CreateIconWithBadge(icon, badge).

[Andra Paraschiv, 2016/08/09 11:34:48]

Done.

+
  private:
   ImageSkiaOperations();  // Class for scoping only.
 };