Merge "Fix google-explicit-constructor warnings." am: 7bdd6a8b5a am: 427d8d840f am: fb44ca5178
am: 6dd5dbd41b

* commit '6dd5dbd41b8d6197618ad3672f67615b9f14bf64':
  Fix google-explicit-constructor warnings.

Change-Id: I4f96a29cdc89aeaa9db1abbe0d0ce88c457f56ee