am 8a8e6cc3: (cherry-pick) EMMC support in applypatch

Merge commit '8a8e6cc33cc0dcfe7e184b59d5ef1f1c29095509' into gingerbread-plus-aosp

* commit '8a8e6cc33cc0dcfe7e184b59d5ef1f1c29095509':
  (cherry-pick) EMMC support in applypatch