trace_processor: improve logic of best index am: 4060dd0a01 am: 913e9ac8f3 am: 489321054e
trace_processor: improve logic of best index am: 4060dd0a01 am: 913e9ac8f3
am: 489321054e

Change-Id: Ib16b40d69f1b5e524f91580736ba7b9691ec62e5

google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto