Move Frame to the Oilpan heap.

Source/web/PageWidgetDelegate.cpp

Index: Source/web/PageWidgetDelegate.cpp
diff --git a/Source/web/PageWidgetDelegate.cpp b/Source/web/PageWidgetDelegate.cpp
index 56cfa426fcffa18585ebffeac1ccb26a5e44e904..bfdce4d55c8d585d90f6da74b414769fa05225f8 100644
--- a/Source/web/PageWidgetDelegate.cpp
+++ b/Source/web/PageWidgetDelegate.cpp
@@ -31,6 +31,7 @@
 #include "config.h"
 #include "web/PageWidgetDelegate.h"
 
+#include "core/frame/FrameProtector.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/LocalFrame.h"
 #include "core/page/AutoscrollController.h"
@@ -60,10 +61,12 @@ static inline FrameView* rootFrameView(Page* page, LocalFrame* rootFrame)
 
 void PageWidgetDelegate::animate(Page* page, double monotonicFrameBeginTime, LocalFrame* rootFrame)
 {
-    RefPtr<FrameView> view = rootFrameView(page, rootFrame);
+    FrameView* view = rootFrameView(page, rootFrame);
     WTF_LOG(ScriptedAnimationController, "PageWidgetDelegate::animate: view = %d", !view ? 0 : 1);
     if (!view)
         return;
+
+    FrameViewProtector protect(view);
     page->autoscrollController().animate(monotonicFrameBeginTime);
     page->animator().serviceScriptedAnimations(monotonicFrameBeginTime);
 }