Update Blink to use the tree scope info on WebFrame for scoping checks.

Source/web/WebRemoteFrameImpl.h

Index: Source/web/WebRemoteFrameImpl.h
diff --git a/Source/web/WebRemoteFrameImpl.h b/Source/web/WebRemoteFrameImpl.h
index fac9133b264590963256ecf5c01b8c0187b59d73..9381a09245211640152b4e6fd6c0ebb2d94d01df 100644
--- a/Source/web/WebRemoteFrameImpl.h
+++ b/Source/web/WebRemoteFrameImpl.h
@@ -168,9 +168,7 @@ public:
     virtual bool selectionStartHasSpellingMarkerFor(int from, int length) const override;
     virtual WebString layerTreeAsText(bool showDebugInfo = false) const override;
 
-    virtual WebLocalFrame* createLocalChild(const WebString& name, WebSandboxFlags, WebFrameClient*, WebFrame* previousSibling) override;
     virtual WebLocalFrame* createLocalChild(WebTreeScopeType, const WebString& name, WebSandboxFlags, WebFrameClient*, WebFrame* previousSibling) override;
-    virtual WebRemoteFrame* createRemoteChild(const WebString& name, WebSandboxFlags, WebRemoteFrameClient*) override;
     virtual WebRemoteFrame* createRemoteChild(WebTreeScopeType, const WebString& name, WebSandboxFlags, WebRemoteFrameClient*) override;
 
     void initializeCoreFrame(FrameHost*, FrameOwner*, const AtomicString& name);