am c3e977ac: am 2363485c: am 06de9f94: am 8709497e: Merge "Revert "Collect and store proguard obfuscation dictionary files."" into jb-mr2-dev

* commit 'c3e977acf150c54a73d7a4cd7f5d47474a122a66':
  Revert "Collect and store proguard obfuscation dictionary files."