Merge "Fix google-explicit-constructor warnings." am: ea7e4f7cbc am: c3aa198a1d
am: dc979ddf26

* commit 'dc979ddf26c33b4105fe7d18fc4336315020eef4':
  Fix google-explicit-constructor warnings.

Change-Id: Id21fe372cb6b1f21ff91c2034314ceceaa0ec140