Store Object.observe state per-isolate rather than per-context

src/heap.h

Index: src/heap.h
diff --git a/src/heap.h b/src/heap.h
index 297b24f7a60c97395210d67e1136c70234399ad2..46cb4f82e4630f5e49860889ae8a0e417c94ebbd 100644
--- a/src/heap.h
+++ b/src/heap.h
@@ -155,7 +155,8 @@ namespace internal {
   V(Smi, construct_stub_deopt_pc_offset, ConstructStubDeoptPCOffset)           \
   V(Smi, getter_stub_deopt_pc_offset, GetterStubDeoptPCOffset)                 \
   V(Smi, setter_stub_deopt_pc_offset, SetterStubDeoptPCOffset)                 \
-  V(Map, external_map, ExternalMap)
+  V(Map, external_map, ExternalMap)                                            \
+  V(JSObject, object_observation_state, ObjectObservationState)

[adamk, 2012/11/06 14:54:21]

Note, renamed this to just "observation_state" given that the flag changed to
"harmony_observation". Willing to take "harmony_" on the front if requested.

[Michael Starzinger, 2012/11/06 15:04:10]

That's fine. I prefer it the way it is right now as well.

 
 #define ROOT_LIST(V)                                  \
   STRONG_ROOT_LIST(V)                                 \