Allow to build against Mac OS X SDK 10.11.
Allow to build against Mac OS X SDK 10.11.

Bug: 24739158
Change-Id: I7c57e141dd02a0d2de5a7a1ccbc72ffe422a8d6f

xorware/android_build,xorware/android_build,xorware/android_build,xorware/android_build,xorware/android_build