GitLab

CryptohomeClient::IsMounted is converted to asynchronous and used instead.
Mock's default action for IsMounted is set in the ctor of MockCryptohomeClient.

BUG=126674
TEST=git try -b linux_chromeos


Review URL: https://chromiumcodereview.appspot.com/10817007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@148883 0039d316-1c4b-4281-b951-d872f2087c98