Replicate whether a frame is in a document or shadow tree.

content/renderer/render_frame_impl.h

Index: content/renderer/render_frame_impl.h
diff --git a/content/renderer/render_frame_impl.h b/content/renderer/render_frame_impl.h
index ea47e628fe87883a96acdecba31f4cc04952c7c7..1833134bda29f0e56d2b37641c47b443dcb6ade1 100644
--- a/content/renderer/render_frame_impl.h
+++ b/content/renderer/render_frame_impl.h
@@ -373,6 +373,11 @@ class CONTENT_EXPORT RenderFrameImpl
   virtual void didAccessInitialDocument(blink::WebLocalFrame* frame);
   virtual blink::WebFrame* createChildFrame(
       blink::WebLocalFrame* parent,
+      blink::WebTreeScopeType scope,
+      const blink::WebString& name,
+      blink::WebSandboxFlags sandboxFlags);
+  virtual blink::WebFrame* createChildFrame(
+      blink::WebLocalFrame* parent,
       const blink::WebString& name,
       blink::WebSandboxFlags sandboxFlags);
   virtual void didDisownOpener(blink::WebLocalFrame* frame);