d6ba11b0c18bdc2db1f3f1c207b4bfc5de2bb679
This reverts commit 88aac22299.
Revert "Reapply "Some cleanups enabled by removing support for Dart 1" (#6216)" (flutter/engine#6232)
Description
Languages
Dart
75.4%
C++
16.4%
Objective-C++
2.7%
Java
2.7%
Objective-C
0.6%
Other
1.8%