Tracing was never allowed to happen because getStatus always returned
false. Also want to allow tracing for release builds for perf analysis.

Bug: angleproject:3176
Change-Id: I7aa94ed9fe3d7f67fe6dd10123c9badc7fb49d82
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1475248
Commit-Queue: Courtney Goeltzenleuchter <courtneygo@google.com>
Reviewed-by: Jamie Madill <jmadill@google.com>