Plumb PaintImage for the img.decode instead of SkImage.

content/renderer/gpu/render_widget_compositor.cc

Index: content/renderer/gpu/render_widget_compositor.cc
diff --git a/content/renderer/gpu/render_widget_compositor.cc b/content/renderer/gpu/render_widget_compositor.cc
index e16100cc04ac53349178a640cd0710712415e863..37aa5e9b5906cc4e283988a73f644bf259654a0d 100644
--- a/content/renderer/gpu/render_widget_compositor.cc
+++ b/content/renderer/gpu/render_widget_compositor.cc
@@ -1097,9 +1097,9 @@ void RenderWidgetCompositor::setBottomControlsHeight(float height) {
 }
 
 void RenderWidgetCompositor::RequestDecode(
-    sk_sp<SkImage> image,
+    const PaintImage& image,
     const base::Callback<void(bool)>& callback) {
-  layer_tree_host_->QueueImageDecode(std::move(image), callback);
+  layer_tree_host_->QueueImageDecode(image, callback);
 
   // If we're compositing synchronously, the SetNeedsCommit call which will be
   // issued by |layer_tree_host_| is not going to cause a commit, due to the