Revert of ES6 computed property names

src/parser.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_PARSER_H_
 #define V8_PARSER_H_
 
 #include "src/allocation.h"
 #include "src/ast.h"
 #include "src/compiler.h"  // For CachedDataMode
@@ skipping 394 matching lines @@
   }
 
   static bool IsBoilerplateProperty(ObjectLiteral::Property* property) {
     return ObjectLiteral::IsBoilerplateProperty(property);
   }
 
   static bool IsArrayIndex(const AstRawString* string, uint32_t* index) {
     return string->AsArrayIndex(index);
   }
 
+  bool IsConstructorProperty(ObjectLiteral::Property* property) {
+    return property->key()->raw_value()->EqualsString(
+        ast_value_factory()->constructor_string());
+  }
+
   static Expression* GetPropertyValue(ObjectLiteral::Property* property) {
     return property->value();
   }
 
   // Functions for encapsulating the differences between parsing and preparsing;
   // operations interleaved with the recursive descent.
   static void PushLiteralName(FuncNameInferrer* fni, const AstRawString* id) {
     fni->PushLiteralName(id);
   }
-
   void PushPropertyName(FuncNameInferrer* fni, Expression* expression);
-
   static void InferFunctionName(FuncNameInferrer* fni,
                                 FunctionLiteral* func_to_infer) {
     fni->AddFunction(func_to_infer);
   }
 
   static void CheckFunctionLiteralInsideTopLevelObjectLiteral(
       Scope* scope, ObjectLiteralProperty* property, bool* has_function) {
     Expression* value = property->value();
     if (scope->DeclarationScope()->is_script_scope() &&
         value->AsFunctionLiteral() != NULL) {
@@ skipping 563 matching lines @@
 }
 
 
 Expression* ParserTraits::CloseTemplateLiteral(TemplateLiteralState* state,
                                                int start, Expression* tag) {
   return parser_->CloseTemplateLiteral(state, start, tag);
 }
 } }  // namespace v8::internal
 
 #endif  // V8_PARSER_H_