Land Ivan's change of 'Remove support for verified memory handling'

runtime/vm/freelist.h

Index: runtime/vm/freelist.h
diff --git a/runtime/vm/freelist.h b/runtime/vm/freelist.h
index 2c47512796edd8a70a64eb125e1a6cc74ed7ab2b..975e50cca84bc85137a4c6e02f44522f3986d21a 100644
--- a/runtime/vm/freelist.h
+++ b/runtime/vm/freelist.h
@@ -18,8 +18,7 @@ namespace dart {
 // pointer to chain elements of the list together. For objects larger than the
 // object size encodable in tags field, the size of the element is embedded in
 // the element at the address following the next_ field. All words written by
-// the freelist are guaranteed to look like smis, as required by
-// TryAllocateSmiInitializedLocked.
+// the freelist are guaranteed to look like Smis.
 // A FreeListElement never has its header mark bit set.
 class FreeListElement {
  public: