Clear the profile if we fail to add new methods or classes

We may fail to add new data in the profile if it contains outdated data
(e.g. if the dex files we profiled were updated in the meantime). If this
happens, clear the profile to ensure we don't keep around useless data.

Test: m test-art-host, 595-profiling-saving
Bug: 77839992
Bug: 79200824

Change-Id: I238d56ba4eeec96a3464e42f164d0e798f555ec4