Rename Document::attach/detachLayoutTree to Document::initialize/shutdown

third_party/WebKit/Source/core/frame/LocalFrame.cpp

Index: third_party/WebKit/Source/core/frame/LocalFrame.cpp
diff --git a/third_party/WebKit/Source/core/frame/LocalFrame.cpp b/third_party/WebKit/Source/core/frame/LocalFrame.cpp
index f6d5c1a2c19a1d6d69d9666b2f015db7605b7a33..f0a873088ea0ffe6f1ae3c12ae8791ec5255698f 100644
--- a/third_party/WebKit/Source/core/frame/LocalFrame.cpp
+++ b/third_party/WebKit/Source/core/frame/LocalFrame.cpp
@@ -368,10 +368,10 @@ void LocalFrame::detach(FrameDetachType type)
     // handlers might start a new subresource load in this frame.
     m_loader.stopAllLoaders();
     m_loader.detach();
-    document()->detachLayoutTree();
+    document()->shutdown();
     // This is the earliest that scripting can be disabled:
     // - FrameLoader::detach() can fire XHR abort events
-    // - Document::detachLayoutTree()'s deferred widget updates can run script.
+    // - Document::shutdown()'s deferred widget updates can run script.
     ScriptForbiddenScope forbidScript;
     m_loader.clear();
     if (!client())