am 1b1a6e40: Fix build break by adding an @hide javadoc comment.

Merge commit '1b1a6e406c4233b309baee85e14f5a563ca63c48'

* commit '1b1a6e406c4233b309baee85e14f5a563ca63c48':
  Fix build break by adding an @hide javadoc comment.