1. hello-gl2 from android-5 to android-7
2. native-activity from android-9 to android-10
3. native-audio from android-9 to android-10
4. native-plasma from android-9 to android-10
Related CL
https://android-review.googlesource.com/#/c/42218, which
adjusts android-10 to use android-9 header/lib
Related issue:
http://code.google.com/p/android/issues/detail?id=20017
Change-Id: I49c4c0dd2cedb34522a9d196211ee96fce21b6c4
