Set up rewriting triggers

src/parsing/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_PARSING_PREPARSER_H
 #define V8_PARSING_PREPARSER_H
 
 #include "src/ast/scopes.h"
 #include "src/bailout-reason.h"
 #include "src/hashmap.h"
@@ skipping 920 matching lines @@
                                            PreParserExpressionList args,
                                            int pos);
 
   inline void RewriteDestructuringAssignments() {}
 
   inline void QueueDestructuringAssignmentForRewriting(PreParserExpression) {}
 
   void SetFunctionNameFromPropertyName(PreParserExpression,
                                        PreParserIdentifier) {}
 
-  inline PreParserExpression RewriteExpression(
+  inline PreParserExpression RewriteNonPattern(
       PreParserExpression expr, const ExpressionClassifier* classifier,
       bool* ok);
   inline PreParserExpression RewriteObjectLiteralProperty(
       PreParserExpression property, const ExpressionClassifier* classifier,
       bool* ok);
 
  private:
   PreParser* pre_parser_;
 };
 
@@ skipping 167 matching lines @@
   // TODO(wingo): Detect duplicated identifiers in paramlists.  Detect parameter
   // lists that are too long.
 }
 
 
 PreParserExpression PreParserTraits::ParseDoExpression(bool* ok) {
   return pre_parser_->ParseDoExpression(ok);
 }
 
 
-PreParserExpression PreParserTraits::RewriteExpression(
+PreParserExpression PreParserTraits::RewriteNonPattern(
     PreParserExpression expr, const ExpressionClassifier* classifier,
     bool* ok) {
   pre_parser_->ValidateExpression(classifier, ok);
   return expr;
 }
 
 
 PreParserExpression PreParserTraits::RewriteObjectLiteralProperty(
     PreParserExpression property, const ExpressionClassifier* classifier,
     bool* ok) {
@@ skipping 21 matching lines @@
     const PreParserFormalParameters& parameters, FunctionKind kind,
     FunctionLiteral::FunctionType function_type, bool* ok) {
   return pre_parser_->ParseEagerFunctionBody(function_name, pos, parameters,
                                              kind, function_type, ok);
 }
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_PARSING_PREPARSER_H