[8u-dev] Request for approval: 4991647: PNGMetadata.getAsTree() sets bitDepth to invalid value

[mikhail cherkasov]

Hello,

I need an approve for backport from jdk9 to jdk8u-dev. The backport is 
absolutely the same as original fix for jdk9.

bug: https://bugs.openjdk.java.net/browse/JDK-4991647

changeset:
http://hg.openjdk.java.net/jdk9/client/jdk/rev/6c875efda606

review:
http://mail.openjdk.java.net/pipermail/2d-dev/2014-June/004634.html
http://mail.openjdk.java.net/pipermail/2d-dev/2014-July/004664.html

Thanks,
Mikhail.