Revert 162636 - Use LANCZOS3 resize algorithm to generate missing image reps for extension action i…

ui/gfx/image/image_skia_operations.h

Index: ui/gfx/image/image_skia_operations.h
===================================================================
--- ui/gfx/image/image_skia_operations.h	(revision 163346)
+++ ui/gfx/image/image_skia_operations.h	(working copy)
@@ -79,21 +79,10 @@
                                  const gfx::Rect& subset_bounds);
 
   // Creates an image by resizing |source| to given |target_dip_size|.
-  // If |source| is missing the representation for a required scale factor, the
-  // representation for the scale factor will be generated by resizing one of
-  // |source|'s existing representations' bitmap to the target pixel size.
-  // The bitmap will be resized using resize method |methd|.
   static ImageSkia CreateResizedImage(const ImageSkia& source,
                                       skia::ImageOperations::ResizeMethod methd,
                                       const Size& target_dip_size);
 
-  // Creates an image which inherits image representations from |source|.
-  // Image representations for the scale factors not containted in |source| are
-  // generated by resizing existing representations using |method|.
-  static ImageSkia CreateImageWithCustomResizeMethod(
-      const ImageSkia& source,
-      skia::ImageOperations::ResizeMethod method);
-
   // Creates an image with drop shadow defined in |shadows| for |source|.
   static ImageSkia CreateImageWithDropShadow(const ImageSkia& source,
                                              const ShadowValues& shadows);