Fixing 2 bugs in LineNumberReader.

We were broken when the caller mixed read() and readLine() calls.
We were broken when the caller called readLine() after the end of the stream.

git-svn-id: https://svn.apache.org/repos/asf/harmony/enhanced/classlib/trunk@880995 13f79535-47bb-0310-9956-ffa450edef68
3 files changed