Some cleanup of the mark-sweep/compact collector following the symbol...

src/global-handles.h

 // Copyright 2007-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 80 matching lines @@
 
   // Process pending weak handles.
   static void PostGarbageCollectionProcessing();
 
   // Iterates over all handles.
   static void IterateRoots(ObjectVisitor* v);
 
   // Iterates over all weak roots in heap.
   static void IterateWeakRoots(ObjectVisitor* v);
 
-  // Mark the weak pointers based on the callback.
-  static void MarkWeakRoots(WeakSlotCallback f);
+  // Find all weak handles satisfying the callback predicate, mark
+  // them as pending.
+  static void IdentifyWeakHandles(WeakSlotCallback f);
 
   // Add an object group.
   // Should only used in GC callback function before a collection.
   // All groups are destroyed after a mark-compact collection.
   static void AddGroup(Object*** handles, size_t length);
 
   // Returns the object groups.
   static List<ObjectGroup*>* ObjectGroups();
 
   // Remove bags, this should only happen after GC.
@@ skipping 26 matching lines @@
   // Free list for DESTROYED global handles not yet deallocated.
   static Node* first_free_;
   static Node* first_free() { return first_free_; }
   static void set_first_free(Node* value) { first_free_ = value; }
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_GLOBAL_HANDLES_H_