Fix dead code bug in ParseSEI

CID=104194
BUG=
TEST=


Review URL: https://chromiumcodereview.appspot.com/10820016

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@148590 0039d316-1c4b-4281-b951-d872f2087c98

content/common/gpu/media/h264_parser.cc

@@ -1182,6 +1182,7 @@ H264Parser::Result H264Parser::ParseSEI(H264SEIMessage* sei_msg) {
   }
   sei_msg->type += byte;
 
+  READ_BITS_OR_RETURN(8, &byte);
   while (byte == 0xff) {
     sei_msg->payload_size += 255;
     READ_BITS_OR_RETURN(8, &byte);