Add unit tests for Storage class.

They test Storage implementation separately from actual isolate server
protocol (provided by a StorageApi subclass).

BUG=289670

Review URL: https://chromiumcodereview.appspot.com/24484009

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/swarm_client@225295 0039d316-1c4b-4281-b951-d872f2087c98
1 file changed