11068 More updates to the Robolectric test harness

11075 [dynamic_thread_merging] Resubmit only on the frame where the merge

Tools

As always, the end-to-end experience for Flutter relies heavily on its tools. With that in mind, in addition to the PRs listed below, which focus on the flutter CLI tool, you should also check out the following releases for the IntelliJ/Android Studio Flutter plugin, the VSCode Flutter plugin and Dart DevTools:

DevTools 0.1.6 Release Notes - Sept 5, 2019

IntelliJ Plugin M39 Release Notes - Sept 3, 2019

VSCode Plugin v3.4 - Sept 3, 2019