Oilpan: introduce eager finalization.

Source/core/dom/Node.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004-2011, 2014 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 152 matching lines @@
         DOCUMENT_POSITION_CONTAINED_BY = 0x10,
         DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC = 0x20,
     };
 
 #if ENABLE(OILPAN)
     // Override operator new to allocate Node subtype objects onto
     // a dedicated heap.
     GC_PLUGIN_IGNORE("crbug.com/443854")
     void* operator new(size_t size)
     {
-        return allocateObject(size);
+        return allocateObject(size, false);
     }
-    static void* allocateObject(size_t size)
+    static void* allocateObject(size_t size, bool isEager)
     {
         ThreadState* state = ThreadStateFor<ThreadingTrait<Node>::Affinity>::state();
-        return Heap::allocateOnHeapIndex(state, size, NodeHeapIndex, GCInfoTrait<EventTarget>::index());
+        return Heap::allocateOnHeapIndex(state, size, isEager ? EagerSweepHeapIndex : NodeHeapIndex, GCInfoTrait<EventTarget>::index());
     }
 #else // !ENABLE(OILPAN)
     // All Nodes are placed in their own heap partition for security.
     // See http://crbug.com/246860 for detail.
     void* operator new(size_t);
     void operator delete(void*);
 #endif
 
     static void dumpStatistics();
 
@@ skipping 728 matching lines @@
 } // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showNode(const blink::Node*);
 void showTree(const blink::Node*);
 void showNodePath(const blink::Node*);
 #endif
 
 #endif // Node_h