hg: jdk/sandbox: 8218280: LineNumberReader throws "Mark invalid" exception if CRLF straddles buffer.

[chris.hegarty at oracle.com]

Changeset: 3edf22a7cbaf
Author:    bpb
Date:      2019-04-29 07:39 -0700
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/3edf22a7cbaf

8218280: LineNumberReader throws "Mark invalid" exception if CRLF straddles buffer.
Reviewed-by: dfuchs, prappo

! src/java.base/share/classes/java/io/LineNumberReader.java
+ test/jdk/java/io/LineNumberReader/MarkSplitCRLF.java