Jackson Gardner 4b6f0c837b Massage the JS interop around didCreateEngineInitializer (flutter/engine#38147)
* Massage the JS interop around `didCreateEngineInitializer` to make it work
better with dart2wasm.

* Make the whole type hierarchy more explicit.

* Address Joshua's comments.
2022-12-09 11:28:07 -08:00
Languages
Dart 75%
C++ 16.5%
Objective-C++ 2.9%
Java 2.8%
Objective-C 0.7%
Other 1.9%