Roll engine 2ccfd9e562c9..a665c6fbd428 (20 commits) (#37667)

git@github.com:flutter/engine.git/compare/2ccfd9e562c9...a665c6fbd428

git log 2ccfd9e562c9..a665c6fbd428 --no-merges --oneline
2019-08-06 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/mac-amd64 from QdP5I... to C9SBX... (flutter/engine#10649)
2019-08-06 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/linux-amd64 from siBGl... to Gh0U-... (flutter/engine#10648)
2019-08-06 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/mac-amd64 from Nj2Qs... to QdP5I... (flutter/engine#10647)
2019-08-06 qxyat2019@gmail.com reset platformViewsController in engine.destroyContext when allowHeadlessExecution = false (flutter/engine#10629)
2019-08-05 iska.kaushik@gmail.com [flutter_runner] Port: Add connectToService, wrapping fdio_ns_connect. (flutter/engine#10644)
2019-08-05 sjindel@google.com Don't use DBC for hot-reload on iOS.  (flutter/engine#10645)
2019-08-05 sjindel@google.com Ensure debug-mode apps are always attached on iOS. (flutter/engine#10186)
2019-08-05 iska.kaushik@gmail.com Capture stderr for ninja command (flutter/engine#9896)
2019-08-05 skia-flutter-autoroll@skia.org Roll src/third_party/skia 4df3d5340ef3..eb0770211a6c (13 commits) (flutter/engine#10643)
2019-08-05 bkonyi@google.com Roll src/third_party/dart 4bebfebdbc..8cd01287b4 (30 commits) (flutter/engine#10642)
2019-08-05 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/linux-amd64 from 3hQdw... to siBGl... (flutter/engine#10640)
2019-08-05 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/mac-amd64 from yvc6m... to Nj2Qs... (flutter/engine#10638)
2019-08-05 chinmaygarde@google.com Document the thread test fixture. (flutter/engine#10637)
2019-08-05 nathanrogers@google.com Use Fuchsia trace macros when targeting Fuchsia SDK (flutter/engine#10634)
2019-08-05 chinmaygarde@google.com Fix threading and re-enable resource cache shell unit-tests. (flutter/engine#10636)
2019-08-05 iska.kaushik@gmail.com [fuchsia] CloneChannelFromFD fix for system.cc (flutter/engine#10635)
2019-08-05 skia-flutter-autoroll@skia.org Roll src/third_party/skia a800ec96f724..4df3d5340ef3 (20 commits) (flutter/engine#10632)
2019-08-05 a-siva@users.noreply.github.com Roll src/third_party/dart 9bb446aae1...4bebfebdbc (7 commits). (flutter/engine#10484)
2019-08-05 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/linux-amd64 from qTyU_... to 3hQdw... (flutter/engine#10627)
2019-08-05 skia-flutter-autoroll@skia.org Roll fuchsia/sdk/core/mac-amd64 from cvvjU... to yvc6m... (flutter/engine#10626)

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 (franciscojma@google.com), and stop
the roller if necessary.

bin/internal/engine.version

-2ccfd9e562c9e05ca4231222fa8d5fca68c0facd
+a665c6fbd428115304b3501810f101190f81a2fc