[automerger skipped] Update room dependency to 2.0.0.
am: 9ecb0e5cd5  -s ours

Change-Id: Ie3f67a0c41428bb3e8a30a6f0c68027dec3cd2ea
tree: 8515ab96c227799d97786728afe962af02b88773
  1. libs/
  2. res/
  3. src/
  4. Android.mk
  5. AndroidManifest.xml
  6. PREUPLOAD.cfg