am 335c76d8: am c77ffa89: am add6c037: am 13eaf184: Merge "Revert "Use aarch64-linux-android-4.9 for arm64 build.""
am 335c76d8: am c77ffa89: am add6c037: am 13eaf184: Merge "Revert "Use aarch64-linux-android-4.9 for arm64 build.""

* commit '335c76d886b7e4ea241f3c02bab2cf38074fe9e4':
  Revert "Use aarch64-linux-android-4.9 for arm64 build."

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