trace_processor: Uncomment code
trace_processor: Uncomment code

Broke gcc by committing commented out code.  Revert that change.

Change-Id: I781fc5bfe63ae9ae842022dce702c5c0c3892170
google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto