ES6 unicode escapes, part 2: Regexps.

src/bootstrapper.cc

Index: src/bootstrapper.cc
diff --git a/src/bootstrapper.cc b/src/bootstrapper.cc
index 7105eb25e2380a347b93b2e94b6a04d3a79d99c2..5b616af5df5eb65db42a5e86c2bf0ada21432d3f 100644
--- a/src/bootstrapper.cc
+++ b/src/bootstrapper.cc
@@ -1625,7 +1625,6 @@ EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_tostring)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_proxies)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_templates)
 EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_sloppy)
-EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_unicode)
 
 void Genesis::InitializeGlobal_harmony_regexps() {
   Handle<JSObject> builtins(native_context()->builtins());
@@ -1639,6 +1638,18 @@ void Genesis::InitializeGlobal_harmony_regexps() {
 }
 
 
+void Genesis::InitializeGlobal_harmony_unicode() {
+  Handle<JSObject> builtins(native_context()->builtins());
+
+  Handle<HeapObject> flag(FLAG_harmony_unicode ? heap()->true_value()
+                                               : heap()->false_value());
+  PropertyAttributes attributes =
+      static_cast<PropertyAttributes>(DONT_DELETE | READ_ONLY);
+  Runtime::DefineObjectProperty(builtins, factory()->harmony_unicode_string(),
+                                flag, attributes).Assert();
+}
+
+
 Handle<JSFunction> Genesis::InstallInternalArray(
     Handle<JSBuiltinsObject> builtins,
     const char* name,