Add missing lock discovered by GuardedBy checker.

Found by error prone.

Change-Id: I8923c4e7095e644b8e09841ebda1911e6589b4e0
1 file changed
tree: c090565218c6233c022de4f321c480b47d5d4151
  1. res/
  2. src/
  3. tests/
  4. Android.mk
  5. AndroidManifest.xml
  6. proguard.flags