Merge up to 8597 to experimental/gc from the bleeding edge.

src/objects-visiting.cc

Index: src/objects-visiting.cc
===================================================================
--- src/objects-visiting.cc	(revision 8618)
+++ src/objects-visiting.cc	(working copy)
@@ -1,4 +1,4 @@
-// Copyright 2009 the V8 project authors. All rights reserved.
+// Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
@@ -76,6 +76,9 @@
     case FIXED_ARRAY_TYPE:
       return kVisitFixedArray;
 
+    case FIXED_DOUBLE_ARRAY_TYPE:
+      return kVisitFixedDoubleArray;
+
     case ODDBALL_TYPE:
       return kVisitOddball;
 
@@ -88,6 +91,9 @@
     case JS_GLOBAL_PROPERTY_CELL_TYPE:
       return kVisitPropertyCell;
 
+    case JS_REGEXP_TYPE:
+      return kVisitJSRegExp;
+
     case SHARED_FUNCTION_INFO_TYPE:
       return kVisitSharedFunctionInfo;
 
@@ -108,7 +114,6 @@
     case JS_CONTEXT_EXTENSION_OBJECT_TYPE:
     case JS_VALUE_TYPE:
     case JS_ARRAY_TYPE:
-    case JS_REGEXP_TYPE:
     case JS_GLOBAL_PROXY_TYPE:
     case JS_GLOBAL_OBJECT_TYPE:
     case JS_BUILTINS_OBJECT_TYPE: