Fixed the build error in debug mode.

TBR = iposva

Review URL: http://codereview.chromium.org/7828

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@542 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/objects-debug.cc

@@ -390,6 +390,7 @@ static const char* TypeToString(InstanceType type) {
     case JS_VALUE_TYPE: return "JS_VALUE";
     case JS_GLOBAL_OBJECT_TYPE: return "JS_GLOBAL_OBJECT";
     case JS_BUILTINS_OBJECT_TYPE: return "JS_BUILTINS_OBJECT";
+    case JS_GLOBAL_PROXY_TYPE: return "JS_GLOBAL_PROXY";
     case PROXY_TYPE: return "PROXY";
     case SMI_TYPE: return "SMI";
 #define MAKE_STRUCT_CASE(NAME, Name, name) case NAME##_TYPE: return #NAME;