Add a kBITSTRING DER encoding tag byte to asn1_util.h

Review URL: https://chromiumcodereview.appspot.com/10824090

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@149065 0039d316-1c4b-4281-b951-d872f2087c98

net/base/asn1_util.h

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -17,6 +17,7 @@ namespace asn1 {
 // These are the DER encodings of the tag byte for ASN.1 objects.
 static const unsigned kBOOLEAN = 0x01;
 static const unsigned kINTEGER = 0x02;
+static const unsigned kBITSTRING = 0x03;
 static const unsigned kOCTETSTRING = 0x04;
 static const unsigned kOID = 0x06;
 static const unsigned kSEQUENCE = 0x30;