Implement ArtManager#snapshotProfile API

Complete the implementation of ArtManager#snapshotProfile. The snapshot is
performed by calling the installer and then return to the caller via the
specified callback.

Bug: 30934496
Test: gts-tradefed -m GtsAndroidRuntimeManagerHostTestCases
Change-Id: I87131487846d91d79a56041445420376b61ca8e7