Update Vector to JDK8u60.

 - Position of replaceAll() and sort() implementation in the file
   now matches upstream.
 - Added a missing "Android changed" comment.

Test: cts-tradefed run cts -p android.core.tests.libcore.package.libcore

Bug: 29935305

Change-Id: Ibe48287ac4f51528c4aa8fe81ed334116d2607be
1 file changed