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

Source/web/tests/FrameLoaderClientImplTest.cpp

Index: Source/web/tests/FrameLoaderClientImplTest.cpp
diff --git a/Source/web/tests/FrameLoaderClientImplTest.cpp b/Source/web/tests/FrameLoaderClientImplTest.cpp
index c46da3d7f342be4b1731bfd373ce537dd2751ab8..038940f6e7ca97a65f1029bdbd26cf470d56ea50 100644
--- a/Source/web/tests/FrameLoaderClientImplTest.cpp
+++ b/Source/web/tests/FrameLoaderClientImplTest.cpp
@@ -73,7 +73,7 @@
         // FIXME: http://crbug.com/363843. This needs to find a better way to
         // not create graphics layers.
         m_webView->settings()->setAcceleratedCompositingEnabled(false);
-        m_mainFrame = WebLocalFrame::create(WebTreeScopeType::Document, &m_webFrameClient);
+        m_mainFrame = WebLocalFrame::create(&m_webFrameClient);
         m_webView->setMainFrame(m_mainFrame);
         m_frameLoaderClientImpl = toFrameLoaderClientImpl(toWebLocalFrameImpl(m_webView->mainFrame())->frame()->loader().client());
     }