Inline array constructor.

src/objects-inl.h

Index: src/objects-inl.h
diff --git a/src/objects-inl.h b/src/objects-inl.h
index bef807eaf688cd14d0278f34d3a79277dcebdb5a..7e901dab86b65e0a2152bf4aaa1ed3230ca8e8b1 100644
--- a/src/objects-inl.h
+++ b/src/objects-inl.h
@@ -1330,6 +1330,7 @@ bool JSObject::ShouldTrackAllocationInfo() {
 
 
 void AllocationSite::Initialize() {
+  set_transition_info(Smi::FromInt(0));
   SetElementsKind(GetInitialFastElementsKind());
   set_nested_site(Smi::FromInt(0));
   set_dependent_code(DependentCode::cast(GetHeap()->empty_fixed_array()),
@@ -1367,6 +1368,22 @@ inline bool AllocationSite::CanTrack(InstanceType type) {
 }
 
 
+inline DependentCode::DependencyGroup AllocationSite::ToDependencyGroup(
+    Reason reason) {
+  switch (reason) {
+    case TENURING:
+      return DependentCode::kAllocationSiteTenuringChangedGroup;
+      break;
+    case TRANSITIONS:
+      return DependentCode::kAllocationSiteTransitionChangedGroup;
+      break;
+    default:

[Toon Verwaest, 2013/11/11 13:59:28]

No need to add a default case if all cases are handled. Actually better to not
add a default case, so the compiler will complain when a new, unsupported case
is added to that enum.

[mvstanton, 2013/11/13 14:12:52]

Done.

+      UNREACHABLE();
+  }
+  return DependentCode::kAllocationSiteTransitionChangedGroup;
+}
+
+
 void JSObject::EnsureCanContainHeapObjectElements(Handle<JSObject> object) {
   object->ValidateElements();
   ElementsKind elements_kind = object->map()->elements_kind();