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 cca4eab671f19e85afd63d5b385d881983ffa15d..c595e7a6e3ae8a2e8f2c64b1e11e6d65a0cdad94 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"
@@ -1417,7 +1416,7 @@ void Element::unregisterNamedFlowContentNode()
 
 void Element::detach(const AttachContext& context)
 {
-    RenderWidget::UpdateSuspendScope suspendWidgetHierarchyUpdates;
+    HTMLFrameOwnerElement::UpdateSuspendScope suspendWidgetHierarchyUpdates;
     unregisterNamedFlowContentNode();
     cancelFocusAppearanceUpdate();
     removeCallbackSelectors();