trace_processor: initialise trace_bounds table when creating it am: 086295b47c am: eb80a5f70d
trace_processor: initialise trace_bounds table when creating it am: 086295b47c
am: eb80a5f70d

Change-Id: Iaabc1df920f22e080e183b27abbc20d989ddc56e

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