liyuqian eb30745faf

Print warning if flutter drive is run in debug (#30747) ...

## Description

Print actionable warnings if `flutter drive` (where most of our performance benchmarks come from) is run in debug mode and it tries to gather benchmarks using `traceAction`.

## Related Issues

https://github.com/flutter/flutter/issues/30625

## Tests

I added the following tests:
* drive_perf_debug_warning devicelab test

2019-04-09 18:55:42 -07:00

..

tasks

Print warning if flutter drive is run in debug (#30747)

2019-04-09 18:55:42 -07:00

run.dart

fix upcoming lint avoid_returning_null_for_void (#23190)

2018-10-17 11:01:37 +02:00