Plumb PaintImage for the img.decode instead of SkImage.

cc/trees/layer_tree_host.cc

Index: cc/trees/layer_tree_host.cc
diff --git a/cc/trees/layer_tree_host.cc b/cc/trees/layer_tree_host.cc
index 8353078de2c1b47c6a07744b40ad6637f12df64a..560429afdcd3b527a3b1fe7e2ea3016b893b5db7 100644
--- a/cc/trees/layer_tree_host.cc
+++ b/cc/trees/layer_tree_host.cc
@@ -1413,10 +1413,10 @@ gfx::ScrollOffset LayerTreeHost::GetScrollOffsetForAnimation(
 }
 
 void LayerTreeHost::QueueImageDecode(
-    sk_sp<const SkImage> image,
+    const PaintImage& image,
     const base::Callback<void(bool)>& callback) {
   TRACE_EVENT0("cc", "LayerTreeHost::QueueImageDecode");
-  queued_image_decodes_.emplace_back(std::move(image), callback);
+  queued_image_decodes_.emplace_back(image, callback);
   SetNeedsCommit();
 }