Fix Heap::IsHeapIterable.

src/heap.cc

Index: src/heap.cc
diff --git a/src/heap.cc b/src/heap.cc
index f0c9154b5e9aa15cb45f00df5b5e43533b966979..639cdb5f7d170280ae2d17406f1e76199fdd1051 100644
--- a/src/heap.cc
+++ b/src/heap.cc
@@ -4307,18 +4307,9 @@ STRUCT_LIST(MAKE_CASE)
 }
 
 
-bool Heap::IsHeapIterable() {
-  return (!old_pointer_space()->was_swept_conservatively() &&
-          !old_data_space()->was_swept_conservatively());

[Hannes Payer (out of office), 2014/05/19 08:31:12]

Now I am not sure if we should remove that method. Why don't we keep it and add
new_space()->top() == new_space->bottom(). This would be very conservative. I
leave that up to you.

-}
-
-
-void Heap::EnsureHeapIsIterable() {
+void Heap::MakeHeapIterable() {
   ASSERT(AllowHeapAllocation::IsAllowed());
-  if (!IsHeapIterable()) {
-    CollectAllGarbage(kMakeHeapIterableMask, "Heap::EnsureHeapIsIterable");
-  }
-  ASSERT(IsHeapIterable());
+  CollectAllGarbage(kMakeHeapIterableMask, "Heap::MakeHeapIterable");
 }