am 918ccff3: Merge "consolidate target_files metadata into one key-value file" into gingerbread

Merge commit '918ccff37260270d0eef3a3a7bfc2410c46d931a' into gingerbread-plus-aosp

* commit '918ccff37260270d0eef3a3a7bfc2410c46d931a':
  consolidate target_files metadata into one key-value file