Fix All Tracks Import
Fix All Tracks Import

all_tracks has been renamed to all_frontend. This patch updates the
corresponding import.

Change-Id: Id90419a5a9b65f048a49c06cc0765d4fd9a973c5
google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto