Roll engine d4be9c1637cf..9660eddaa588 (5 commits) (#42883)

git@github.com:flutter/engine.git/compare/d4be9c1637cf...9660eddaa588

git log d4be9c1637cf..9660eddaa588 --no-merges --oneline
2019-10-16 bkonyi@google.com Roll src/third_party/dart ed1e0e199e..b28b9ae8fc (3 commits)
2019-10-16 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/linux-amd64 from oTVah... to ek5iQ... (flutter/engine#13186)
2019-10-16 jason-simmons@users.noreply.github.com Remove redundant call to updateEditingState in sendKeyEvent (flutter/engine#13175)
2019-10-16 hterkelsen@users.noreply.github.com If we get a 'down' event, add that device to the active devices. (flutter/engine#13182)
2019-10-16 skia-flutter-autoroll@skia.org Roll src/third_party/skia 4e11526e3d7e..1dfc77cc08ee (9 commits) (flutter/engine#13183)


If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/flutter-engine-flutter-autoroll
Please CC franciscojma@google.com on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

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

bin/internal/engine.version

-d4be9c1637cfdc78aff47a121ca9ada2df301953
+9660eddaa58806a4b8c99ad8c5deb4a5cdfc19ab