[8u60] Request for approval 8077982: GIFLIB upgrade

[Alexander Zvegintsev]

Hello,

This is a request for approval to backport a fix from the jdk9 to the 
jdk8u-dev repository.
Changes applies cleanly to jdk8u-dev after path reshuffling.

The bug: https://bugs.openjdk.java.net/browse/JDK-8077982
The fix: http://hg.openjdk.java.net/jdk9/client/jdk/rev/5bf5794f6193
The review: 
http://mail.openjdk.java.net/pipermail/awt-dev/2015-April/009269.html

-- 
Thanks,

Alexander.