Port java.util.zip.GZIPInputStream changes from OpenJdk8u60

Contains:
- Header update
- Added missing android-changed tag
- Fix for GZIPInputStream calling "close" on the input
stream in it's read() (specifically in the readTrailer).
Problem originates from SequenceInputStream usage
side-effect.

Test: cts run of CtsLibcoreTestCases
Bug: 29935305
Change-Id: I7986fe5d506f39cf4e45d37706623f8e195b4bcf