bd995a345e
external length available. We now pass a length with all messages in the vm and verify that there is no mismatch with the length from the Snapshot. Fixed a bug in the use of ApiMessageReader. We were always manually adding Snapshot::kHeaderSize to the data, but neglecting to subtract kHeaderSize from the message length. Added FullSnapshotWriter and MessageWriter classes. Review URL: https://chromiumcodereview.appspot.com//10829444 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@11413 260f80e4-7a28-3924-810f-c04153c831b5