https://github.com/flutter/engine/compare/96ad0c8926b0...a1dcb2ea987e

git log 96ad0c8926b0493d4276a39ee9bc6de6fa97bece..a1dcb2ea987efe0e257832160a1b0583ac219584 --no-merges --oneline
a1dcb2ea9 [ios] Set contentsScale before we commit CATransaction (flutter/engine#8218)
fa1931f6a Send macOS keyboard data to the engine (flutter/engine#8219)
45f69ac47 Plumb a reference of PlatformViewsController and AccessibilityBridge to each other (flutter/engine#8208)
7cbbdb400 libtxt: more accurate tracking of run positioning and width for justified text (flutter/engine#8214)
172810342 Add a build dependencies script for Linux desktop (flutter/engine#8160)
d764b69b2 Add docs for helpful commands to fix format (flutter/engine#8171)

The AutoRoll server is located here: https://autoroll.skia.org/r/flutter-engine-flutter-autoroll

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

If the roll is causing failures, please contact the current sheriff (liyuqian@google.com), and stop
the roller if necessary.