Force relinking of paged space if first attempt to recommit from space fails.

src/heap.cc

Index: src/heap.cc
diff --git a/src/heap.cc b/src/heap.cc
index 6e696e71be29e055620758ae799a0ab12aa61077..43a6758e7fca6856f21afe6fc77783ad2f0f9b8b 100644
--- a/src/heap.cc
+++ b/src/heap.cc
@@ -540,6 +540,13 @@ void Heap::EnsureFromSpaceIsCommitted() {
 
   // Committing memory to from space failed.
   // Try shrinking and try again.
+  PagedSpaces spaces;
+  for (PagedSpace* space = spaces.next();
+       space != NULL;
+       space = spaces.next()) {
+    space->RelinkPageListInChunkOrder(true);
+  }
+
   Shrink();
   if (new_space_.CommitFromSpaceIfNeeded()) return;