Fixes javascript integer overflow check.

runtime/vm/parser.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/parser.h"
 
 #include "lib/invocation_mirror.h"
 #include "vm/bigint_operations.h"
 #include "vm/class_finalizer.h"
 #include "vm/compiler.h"
@@ skipping 360 matching lines @@
   return Double::RawCast(literal_token_.value());
 }
 
 
 RawInteger* Parser::CurrentIntegerLiteral() const {
   literal_token_ ^= tokens_iterator_.CurrentToken();
   ASSERT(literal_token_.kind() == Token::kINTEGER);
   RawInteger* ri = Integer::RawCast(literal_token_.value());
   if (FLAG_throw_on_javascript_int_overflow) {
     const Integer& i = Integer::Handle(ri);
-    if (i.CheckFiftyThreeBitOverflow()) {
-      ErrorMsg(TokenPos(), "Integer literal does not fit in 53 bits: %s.",
+    if (i.CheckFiftyFourBitOverflow()) {
+      ErrorMsg(TokenPos(), "Integer literal does not fit in 54 bits: %s.",
                i.ToCString());
     }
   }
   return ri;
 }
 
 
 // A QualIdent is an optionally qualified identifier.
 struct QualIdent {
   QualIdent() {
@@ skipping 9816 matching lines @@
 void Parser::SkipQualIdent() {
   ASSERT(IsIdentifier());
   ConsumeToken();
   if (CurrentToken() == Token::kPERIOD) {
     ConsumeToken();  // Consume the kPERIOD token.
     ExpectIdentifier("identifier expected after '.'");
   }
 }
 
 }  // namespace dart