Switch to callbacks from streams for ping handling (dart-lang/http2#137)

* Switch to callbacks from streams for ping handling

* Debugging

* Revert "Debugging"

This reverts commit 910c1e1b0527f508df68cb596cf88c014028952d.

* Revert "Switch to callbacks from streams for ping handling"

This reverts commit c4f4730940961d08b31bd6e60a1ba2d620d2c6d3.

* Fix by using `hasListener`

* Rev version

* Rerun checks
5 files changed
tree: 336ec26e0fcee8a0c9fa1bf3d584f2e909c348d8
  1. pkgs/