Avoid conflict between method and type name.

src/preparser.cc

-// Copyright 2010 the V8 project authors. All rights reserved.
+// Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
 //       with the distribution.
@@ skipping 962 matching lines @@
         Next();
         i::Scanner::Location location = scanner_->location();
         ReportMessageAt(location.beg_pos, location.end_pos,
                         "strict_reserved_word", NULL);
         *ok = false;
         return Expression::Default();
       }
       // FALLTHROUGH
     case i::Token::IDENTIFIER: {
       Identifier id = ParseIdentifier(CHECK_OK);
-      result = Expression::Identifier(id);
+      result = Expression::FromIdentifier(id);
       break;
     }
 
     case i::Token::NULL_LITERAL:
     case i::Token::TRUE_LITERAL:
     case i::Token::FALSE_LITERAL:
     case i::Token::NUMBER: {
       Next();
       break;
     }
@@ skipping 414 matching lines @@
   }
   return result;
 }
 
 bool PreParser::peek_any_identifier() {
   i::Token::Value next = peek();
   return next == i::Token::IDENTIFIER ||
          next == i::Token::FUTURE_RESERVED_WORD;
 }
 } }  // v8::preparser