Oilpan: move Touch related objects to the oilpan heap.

Source/core/events/TouchEventContext.h

Index: Source/core/events/TouchEventContext.h
diff --git a/Source/core/events/TouchEventContext.h b/Source/core/events/TouchEventContext.h
index b6c0f1a9311b0e6dacdc524af320dda40ae4b8b4..59ec27b8495d85ecaa9606d89dea27c1b1289ad2 100644
--- a/Source/core/events/TouchEventContext.h
+++ b/Source/core/events/TouchEventContext.h
@@ -27,6 +27,7 @@
 #ifndef TouchEventContext_h
 #define TouchEventContext_h
 
+#include "heap/Handle.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
 #include "wtf/RefPtr.h"
@@ -36,21 +37,23 @@ namespace WebCore {
 class Event;
 class TouchList;
 
-class TouchEventContext : public RefCounted<TouchEventContext> {
+class TouchEventContext : public RefCountedWillBeGarbageCollected<TouchEventContext> {
 public:
-    static PassRefPtr<TouchEventContext> create();
+    static PassRefPtrWillBeRawPtr<TouchEventContext> create();
     ~TouchEventContext();
     void handleLocalEvents(Event*) const;
     TouchList& touches() { return *m_touches; }
     TouchList& targetTouches() { return *m_targetTouches; }
     TouchList& changedTouches() { return *m_changedTouches; }
 
+    void trace(Visitor*);
+
 private:
     TouchEventContext();
 
-    RefPtr<TouchList> m_touches;
-    RefPtr<TouchList> m_targetTouches;
-    RefPtr<TouchList> m_changedTouches;
+    RefPtrWillBeMember<TouchList> m_touches;
+    RefPtrWillBeMember<TouchList> m_targetTouches;
+    RefPtrWillBeMember<TouchList> m_changedTouches;
 };
 
 }