BrowserPlugin/WebView - Move plugin lifetime to DOM

Source/core/dom/Element.cpp

Index: Source/core/dom/Element.cpp
diff --git a/Source/core/dom/Element.cpp b/Source/core/dom/Element.cpp
index 36485390723f6e64708292b3bc8c29698978ce23..759b671a1a743b41ca22c88a480811981e1fde22 100644
--- a/Source/core/dom/Element.cpp
+++ b/Source/core/dom/Element.cpp
@@ -91,7 +91,6 @@
 #include "core/rendering/FlowThreadController.h"
 #include "core/rendering/RenderNamedFlowFragment.h"
 #include "core/rendering/RenderView.h"
-#include "core/rendering/RenderWidget.h"
 #include "core/svg/SVGDocumentExtensions.h"
 #include "core/svg/SVGElement.h"
 #include "wtf/BitVector.h"
@@ -1419,7 +1418,7 @@ void Element::unregisterNamedFlowContentNode()
 
 void Element::detach(const AttachContext& context)
 {
-    RenderWidget::UpdateSuspendScope suspendWidgetHierarchyUpdates;
+    HTMLFrameOwnerElement::UpdateSuspendScope suspendWidgetHierarchyUpdates;
     unregisterNamedFlowContentNode();
     cancelFocusAppearanceUpdate();
     removeCallbackSelectors();