am ddc0a7bd: am 11fa4460: am 9da9a7cd: am e60b6023: Merge "makefile changes for gcm javadocs" into jb-mr1-dev

# Via Android Git Automerger (3) and others
* commit 'ddc0a7bdf94f4ba84dd4b89b693eb148ff32b5d3':
  makefile changes for gcm javadocs