The internal dart:_dart2js_runtime_metrics library is accessed via
package:dart2js_runtime_metrics.
There is currently one API: startupMetrics.
On non-dart2js configurations the API is stubbed for ease-of-use.
Change-Id: I80c56a83fd166ec19c3846fb6937cf0440ed2c6b
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/208563
Commit-Queue: Stephen Adams <sra@google.com>
Reviewed-by: Sigmund Cherem <sigmund@google.com>
- Pass tear-off parameters in an object rather than a large number
of variables.
- Reduce number of fields for BoundClosure. This speeds up tear-off
creation 7-20%
-
Change-Id: Idf5313d5709a098cd5c877871417304f4e4c5b56
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/203445
Commit-Queue: Stephen Adams <sra@google.com>
Reviewed-by: Sigmund Cherem <sigmund@google.com>