Moving the WhitenessWitness back to DescriptorArray.

src/transitions-inl.h

Index: src/transitions-inl.h
diff --git a/src/transitions-inl.h b/src/transitions-inl.h
index fd97ad25ab57d3946245b9e40c618083e2cbd1c4..517e6423ad24ad22d15a613e1d947f22da3245cf 100644
--- a/src/transitions-inl.h
+++ b/src/transitions-inl.h
@@ -200,16 +200,9 @@ int TransitionArray::Search(String* name) {
 }
 
 
-void TransitionArray::Set(int transition_number,
-                          String* key,
-                          Map* target,
-                          const WhitenessWitness&) {
-  NoIncrementalWriteBarrierSet(this,
-                               ToKeyIndex(transition_number),
-                               key);
-  NoIncrementalWriteBarrierSet(this,
-                               ToTargetIndex(transition_number),
-                               target);
+void TransitionArray::Set(int transition_number, String* key, Map* target) {

[Michael Starzinger, 2012/09/14 11:18:08]

Now that this method no longer takes a WhitenessWitness we need to rename this
method to NoIncrementalWriteBarrierSet() so that it is clear that we can only
call this on white objects. Otherwise this will become a bucket of bugs.

[Toon Verwaest, 2012/09/14 12:28:04]

Done.

+  NoIncrementalWriteBarrierSet(this, ToKeyIndex(transition_number), key);
+  NoIncrementalWriteBarrierSet(this, ToTargetIndex(transition_number), target);
 }