Merge bleeding_edge from version 2.1.3 up to revision 4205...

src/v8threads.cc

Index: src/v8threads.cc
===================================================================
--- src/v8threads.cc	(revision 4205)
+++ src/v8threads.cc	(working copy)
@@ -331,6 +331,17 @@
 }
 
 
+void ThreadManager::IterateThreads(ThreadVisitor* v) {
+  for (ThreadState* state = ThreadState::FirstInUse();
+       state != NULL;
+       state = state->Next()) {
+    char* data = state->data();
+    data += HandleScopeImplementer::ArchiveSpacePerThread();
+    Top::IterateThread(v, data);
+  }
+}
+
+
 void ThreadManager::MarkCompactPrologue(bool is_compacting) {
   for (ThreadState* state = ThreadState::FirstInUse();
        state != NULL;