Update the nine patch layer to use UI resources

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 dbf70690792c2801457abf68b0ff9cb7ee51639b..edce4290ea61d74326844d64f219310b968347e3 100644
--- a/cc/resources/ui_resource_bitmap.h
+++ b/cc/resources/ui_resource_bitmap.h
@@ -11,6 +11,8 @@
 #include "third_party/skia/include/core/SkTypes.h"
 #include "ui/gfx/size.h"
 
+class SkBitmap;
+
 namespace cc {
 
 // Ref-counted bitmap class (can’t use SkBitmap because of ETC1).  Thread-safety
@@ -32,6 +34,9 @@ class CC_EXPORT UIResourceBitmap
   UIResourceFormat GetFormat() const { return format_; }
   uint8_t* GetPixels() { return pixels_.get(); }
 
+  static scoped_refptr<UIResourceBitmap> CreateFromSkBitmap(
+      const SkBitmap& skbitmap);
+
  private:
   friend class base::RefCountedThreadSafe<UIResourceBitmap>;