Move Frame to the Oilpan heap.

Source/core/page/ScopedPageLoadDeferrer.cpp

Index: Source/core/page/ScopedPageLoadDeferrer.cpp
diff --git a/Source/core/page/ScopedPageLoadDeferrer.cpp b/Source/core/page/ScopedPageLoadDeferrer.cpp
index 3d9fcd9deab7dd858e1285a0f6b29ac4b22b2a3c..6f788c1060eda1b0261856b5a8b89863b595bb04 100644
--- a/Source/core/page/ScopedPageLoadDeferrer.cpp
+++ b/Source/core/page/ScopedPageLoadDeferrer.cpp
@@ -62,7 +62,7 @@ ScopedPageLoadDeferrer::ScopedPageLoadDeferrer(Page* exclusion)
     }
 }
 
-ScopedPageLoadDeferrer::~ScopedPageLoadDeferrer()
+void ScopedPageLoadDeferrer::detach()
 {
     for (size_t i = 0; i < m_deferredFrames.size(); ++i) {
         if (Page* page = m_deferredFrames[i]->page()) {
@@ -76,4 +76,24 @@ ScopedPageLoadDeferrer::~ScopedPageLoadDeferrer()
     }
 }
 
+#if ENABLE(OILPAN)
+void ScopedPageLoadDeferrer::dispose()
+{
+    detach();
+    m_deferredFrames.clear();
+}
+#endif
+
+ScopedPageLoadDeferrer::~ScopedPageLoadDeferrer()
+{
+    detach();
+}
+
+void ScopedPageLoadDeferrer::trace(Visitor* visitor)
+{
+#if ENABLE(OILPAN)
+    visitor->trace(m_deferredFrames);
+#endif
+}
+
 } // namespace blink