Revert "RegExp: Add support for the ES6-proposed sticky flag"

src/bootstrapper.cc

Index: src/bootstrapper.cc
diff --git a/src/bootstrapper.cc b/src/bootstrapper.cc
index af4acc39f37cc980ea2d1c5ca47471def93ae948..855080c34869ea5b69d800df9f8f34ec626733aa 100644
--- a/src/bootstrapper.cc
+++ b/src/bootstrapper.cc
@@ -203,7 +203,6 @@ class Genesis BASE_EMBEDDED {
   // New context initialization.  Used for creating a context from scratch.
   void InitializeGlobal(Handle<GlobalObject> global_object,
                         Handle<JSFunction> empty_function);
-  void InitializeExperimentalGlobal();
   // Installs the contents of the native .js files on the global objects.
   // Used for creating a context from scratch.
   void InstallNativeFunctions();
@@ -1352,20 +1351,6 @@ void Genesis::InstallTypedArray(
 }
 
 
-void Genesis::InitializeExperimentalGlobal() {
-  // TODO(erikcorry): Move this into Genesis::InitializeGlobal once we no
-  // longer need to live behind a flag.
-  Handle<JSObject> builtins(native_context()->builtins());
-
-  Handle<HeapObject> flag(
-      FLAG_harmony_regexps ? heap()->true_value() : heap()->false_value());
-  PropertyAttributes attributes =
-      static_cast<PropertyAttributes>(DONT_DELETE | READ_ONLY);
-  Runtime::DefineObjectProperty(builtins, factory()->harmony_regexps_string(),
-                                flag, attributes).Assert();
-}
-
-
 bool Genesis::CompileBuiltin(Isolate* isolate, int index) {
   Vector<const char> name = Natives::GetScriptName(index);
   Handle<String> source_code =
@@ -2666,7 +2651,6 @@ Genesis::Genesis(Isolate* isolate,
 
   // Install experimental natives.
   if (!InstallExperimentalNatives()) return;
-  InitializeExperimentalGlobal();
 
   // We can't (de-)serialize typed arrays currently, but we are lucky: The state
   // of the random number generator needs no initialization during snapshot