am 64e53fe5: Merge "Move adb to the platform-tools."

Merge commit '64e53fe5dd1d884eabe5e6160d69afa47038d77b' into gingerbread-plus-aosp

* commit '64e53fe5dd1d884eabe5e6160d69afa47038d77b':
  Move adb to the platform-tools.