Revert "Android: fix RockboxPCM stop() crash under ART"

This reverts commit 831b84cc8e82a62a2ba87cffd72d9329ca48c847.
RaaA: Android work around the Kitkat ART crashes

fixed the RockboxPCM stop() crash.(RockboxPCM JNI)
fixed notification crash.(Service JNI)
fixed save cfg crash.(keyboard JNI)

change the Android arm build script to fix the scrolling text crash

Change-Id: I21d00aa669295a615bc203555d57ca9cebb20da7