DO NOT MERGE - Empty merge qt-qpr1-dev-plus-aosp@6304901 into stag-aosp-master am: cfffe59fef

Change-Id: Ic8d72e6620592eb41e65fc54ae4e895f606f0f9f
tree: 40e75dd4a241cbcf09457333343e338e73c96f2a
  1. darwin-x86/
  2. linux-x86/
  3. build-prebuilts.sh
  4. manifest.xml