cc: Adding ETC1 support to UIResourceBitmap and ResourceProvider

cc/resources/ui_resource_bitmap.cc

Index: cc/resources/ui_resource_bitmap.cc
diff --git a/cc/resources/ui_resource_bitmap.cc b/cc/resources/ui_resource_bitmap.cc
index 86acfa5185ce4e804be120863286fd13a400a6be..b8777c774ea25aac0552d88121f887aef9ee0382 100644
--- a/cc/resources/ui_resource_bitmap.cc
+++ b/cc/resources/ui_resource_bitmap.cc
@@ -37,6 +37,13 @@ UIResourceBitmap::UIResourceBitmap(const SkBitmap& skbitmap,
          gfx::Size(skbitmap.width(), skbitmap.height()));
 }
 
+UIResourceBitmap::UIResourceBitmap(const skia::RefPtr<SkPixelRef>& pixel_ref,
+                                   UIResourceFormat format,
+                                   UIResourceWrapMode wrap_mode,
+                                   gfx::Size size) {
+  Create(pixel_ref, format, wrap_mode, size);
+}
+
 UIResourceBitmap::~UIResourceBitmap() {}
 
 AutoLockUIResourceBitmap::AutoLockUIResourceBitmap(