Oilpan: move Page's PointerLockController object to the heap.

Source/core/page/PointerLockController.cpp

Index: Source/core/page/PointerLockController.cpp
diff --git a/Source/core/page/PointerLockController.cpp b/Source/core/page/PointerLockController.cpp
index 257cfa9bfa718251494689f384a6688e0757af67..f602b0ab9c44d818acb134e76ac8d99dde54e3ae 100644
--- a/Source/core/page/PointerLockController.cpp
+++ b/Source/core/page/PointerLockController.cpp
@@ -41,9 +41,9 @@ PointerLockController::PointerLockController(Page* page)
 {
 }
 
-PassOwnPtr<PointerLockController> PointerLockController::create(Page* page)
+PassOwnPtrWillBeRawPtr<PointerLockController> PointerLockController::create(Page* page)
 {
-    return adoptPtr(new PointerLockController(page));
+    return adoptPtrWillBeNoop(new PointerLockController(page));
 }
 
 void PointerLockController::requestPointerLock(Element* target)
@@ -166,4 +166,11 @@ void PointerLockController::enqueueEvent(const AtomicString& type, Document* doc
         document->domWindow()->enqueueDocumentEvent(Event::create(type));
 }
 
+void PointerLockController::trace(Visitor* visitor)
+{
+    visitor->trace(m_page);
+    visitor->trace(m_element);
+    visitor->trace(m_documentOfRemovedElementWhileWaitingForUnlock);
+}
+
 } // namespace WebCore