[es6] remove --harmony-templates flag

src/preparser.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_PREPARSER_H
 #define V8_PREPARSER_H
 
 #include "src/v8.h"
 
 #include "src/bailout-reason.h"
@@ skipping 89 matching lines @@
     return allow_harmony_arrow_functions_;
   }
   bool allow_harmony_modules() const { return scanner()->HarmonyModules(); }
   bool allow_harmony_numeric_literals() const {
     return scanner()->HarmonyNumericLiterals();
   }
   bool allow_harmony_classes() const { return scanner()->HarmonyClasses(); }
   bool allow_harmony_object_literals() const {
     return allow_harmony_object_literals_;
   }
-  bool allow_harmony_templates() const { return scanner()->HarmonyTemplates(); }
   bool allow_harmony_sloppy() const { return allow_harmony_sloppy_; }
   bool allow_harmony_unicode() const { return scanner()->HarmonyUnicode(); }
   bool allow_harmony_computed_property_names() const {
     return allow_harmony_computed_property_names_;
   }
   bool allow_harmony_rest_params() const {
     return allow_harmony_rest_params_;
   }
 
   bool allow_strong_mode() const { return allow_strong_mode_; }
@@ skipping 10 matching lines @@
   }
   void set_allow_harmony_numeric_literals(bool allow) {
     scanner()->SetHarmonyNumericLiterals(allow);
   }
   void set_allow_harmony_classes(bool allow) {
     scanner()->SetHarmonyClasses(allow);
   }
   void set_allow_harmony_object_literals(bool allow) {
     allow_harmony_object_literals_ = allow;
   }
-  void set_allow_harmony_templates(bool allow) {
-    scanner()->SetHarmonyTemplates(allow);
-  }
   void set_allow_harmony_sloppy(bool allow) {
     allow_harmony_sloppy_ = allow;
   }
   void set_allow_harmony_unicode(bool allow) {
     scanner()->SetHarmonyUnicode(allow);
   }
   void set_allow_harmony_computed_property_names(bool allow) {
     allow_harmony_computed_property_names_ = allow;
   }
   void set_allow_harmony_rest_params(bool allow) {
@@ skipping 3013 matching lines @@
       *ok = false;
       return;
     }
     has_seen_constructor_ = true;
     return;
   }
 }
 } }  // v8::internal
 
 #endif  // V8_PREPARSER_H