GitLab

Use the in-memory version for GDataFileSystemTest.


BUG=137945
TEST=unit_tests   --gtest_filter='GDataFileSystemTest*'

Review URL: https://chromiumcodereview.appspot.com/10830181

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@151013 0039d316-1c4b-4281-b951-d872f2087c98