* Added RawKeyEvent support for iOS

* Removed unused remnant

* added some missing keys

* Removed trailing whitespaces

* commit for build

* Added mapping names

* Made iOS keycodes generatable and collectable

* Fixed naming and formatting issues

* fixed raw_keyboard_test

* Add CocoaPods sudo installation note

* Refer to instructions

* fix simple dialog introducing additional node for semantics label

* add test

* Build IPA command

* xcarchive -> ipa

Enables custom text selection menus by allowing selectionControls to be passed to TextField et. al.

Add a language version so the snippets do not opt-in automatically.

Fixes #68719

f459a8661 Ensure root isolate create callback is invoked before the isolate is in the running phase. (flutter/engine#22041) (#68749)

fc72bd2ad Plumb through Dart entrypoint arguments on the Linux embedder (flutter/engine#21933) (#68746)

Fixes https://github.com/flutter/flutter/issues/68253

* Try the Wayland GDK backend, the engine now supports it

* Update comment from review

* Just do default GTK behaviour

* 6e5d37609 Roll Dart SDK from 86242db30c23 to 874709e52a99 (1 revision) (flutter/engine#22023)

* 271847481 Roll Dart SDK from 874709e52a99 to a3d902d8598e (1 revision) (flutter/engine#22026)

Fix assert due to VSCode passing in an isolateId as well as the expected args to setPubRootDirectories. (#68721)

This reverts commit ae06c19a.

* b99d94f39 Roll Skia from 1c823674d957 to 2d2f82c00aeb (13 revisions) (flutter/engine#22015)

* c2c74ed70 Roll Dart SDK from 8be6a08153cc to 86242db30c23 (2 revisions) (flutter/engine#22018)

* 638c18236 [fuchsia] zx::vmar::map migration (flutter/engine#22003)

* 56f399a53 Revert "Define SK_VULKAN for clang-tidy runs (#21927)" (flutter/engine#22012)

* 6934f8aa3 Determine null-safety isolate flags for launches of the service isolate. (flutter/engine#22013)

* Fix null safety error in inspector service extensions taking variable numbers of args.

Fixes https://github.com/flutter/flutter/issues/68627.
Also fix all inspector tests that do not rely on golden image functionality
so that they run with --enable-experiment=non-nullable. This verifies there
is test coverage to ensure there isn't a regression.

* Remove uses of dynamic.

* 3edc16ca4 Roll Dart SDK from 5c59a47beda7 to 902538ea56d5 (2 revisions) (flutter/engine#21978)

* 0747f2f4b [web] Fix 3d transforms for html backend (flutter/engine#21499)

* fa11ee6e2 Fix native constructor of list of zircon handles and remove unused list factory specializations. (flutter/engine#21980)

* 2dc43eee1 Roll Fuchsia Mac SDK from MR_bRfe8I... to pZ9FgVZTK... (flutter/engine#21982)

* 149ef7083 [web] Implement sweep gradient (flutter/engine#21873)

* 79879802e [web] Fix image gap due to svg element without position attribute (flutter/engine#21939)

* 727a9283a Roll Skia from 27f7fe32f49b to ac1ded033136 (15 revisions) (flutter/engine#21984)

* 326157ee7 [null-safety] fix Scene.toImage declaration (flutter/engine#21983)

* 2ef0f4228 Revert "[web] Fix image gap due to svg element without position attribute (#21939)" (flutter/engine#21986)

* e78e405e6 Enable lazy-async-stacks by-default in all modes (Take 4) (flutter/engine#21802)

* 91c81ebfa Fix linking issue (missing wayland-client library) (flutter/engine#21408)

* 40784a061 Roll Fuchsia Linux SDK from dcMRY8S12... to lPMs_KwnU... (flutter/engine#21988)

* 85104696e Roll Skia from ac1ded033136 to a25c0619b5ef (2 revisions) (flutter/engine#21989)

* 7b72ce796 Roll Skia from a25c0619b5ef to 4964300530d3 (2 revisions) (flutter/engine#21990)

* 564bd09cd Roll Skia from 4964300530d3 to 51dc28505fb9 (5 revisions) (flutter/engine#21993)

* eb6f7f874 Roll Dart SDK from 902538ea56d5 to fc82eeed7df3 (1 revision) (flutter/engine#21981)

* 6ce33dd4a [null-safety] fix soundness of Paragraph._addPlaceholder (flutter/engine#21994)

* 3cd70f2cf Reland: Use dispatchKeyEventPreIme, and handle keys sent to InputConnection.sendKeyEvent on Android (flutter/engine#21979)

* a82e917dc [iOS] Fixes leaks of presses key message (flutter/engine#21987)

* 5d4727d68 Roll Skia from 51dc28505fb9 to 1c823674d957 (8 revisions) (flutter/engine#21995)

* 3658bd7ea Revert "Reland: Use dispatchKeyEventPreIme, and handle keys sent to InputConnection.sendKeyEvent on Android (#21979)" (flutter/engine#22004)

* ed53ff19e Roll Dart SDK from fc82eeed7df3 to 8be6a08153cc (1 revision) (flutter/engine#22002)

It seems that I was lucky to see 10 consecutive successes. Now the test
seems to be quite flaky again.

This reverts commit 5bee8094.

* 6fdcdd99c Forward font collection APIs to the SkParagraph font collection (flutter/engine#21734)

* 25d8fa5a7 Define SK_VULKAN for clang-tidy runs (flutter/engine#21927)

* 0c7c47724 Revert "[ios] Refactor IOSSurface factory and unify surface creation (#21877)" (flutter/engine#21970)

* ea2aea1c6 Roll Fuchsia Linux SDK from ZJHmp3INU... to dcMRY8S12... (flutter/engine#21976)

* refactor command running utilities for tests
Co-authored-by: Jonah Williams <jonahwilliams@google.com>

* eba7a1c90 Roll Dart SDK from e655b9a3839e to b58cfe5ab24e (1 revision) (flutter/engine#21919)

* 512154980 Roll Dart SDK from e655b9a3839e to b58cfe5ab24e (1 revision) (flutter/engine#21920)

* 977537b03 Roll Skia from 418eda2c599a to f9c7b2803461 (3 revisions) (flutter/engine#21923)

* 5bd7260a1 Enable loading snapshots with sound null safety enabled. (flutter/engine#21820)

* 787b9c537 Break the reference cycle between the surface factory and the external view embedder (flutter/engine#21918)

* 9b752790f Revert "[fuchsia] External view embedder will be shared with platform view (#21850)" (flutter/engine#21924)

* 04bf8791f Add plumbing to grab dart entrypoint args on macOS (flutter/engine#21789)

* b8fd0013a Update FLUTTER_NOLINT uses to include issue link (flutter/engine#21921)

* 869d3c8c7 Set strokeCap, strokeJoin, and strokeMiter when resurrecting Paint (flutter/engine#21926)

* 18357a858 Roll Skia from f9c7b2803461 to f60a76e2ac01 (4 revisions) (flutter/engine#21929)

* 49c35b617 Eliminate unnecessary linter opt-outs (flutter/engine#21935)

* 2df836f6e Require that FLUTTER_NOLINT include issue link (flutter/engine#21922)

* f6b8a50ab Roll Skia from f60a76e2ac01 to be8004d2fb6c (1 revision) (flutter/engine#21936)

* 34832cb78 Roll the process_runner package used by the formatter script (flutter/engine#21937)

* 2874fccbb Roll Dart SDK from b58cfe5ab24e to aaab579579be (1 revision) (flutter/engine#21938)

* cac04c4cf Add FML_UNREACHABLE to declare points in code that should never be reached. (flutter/engine#21941)

* fabcc2de2 Roll Fuchsia Mac SDK from _FaRRt69Z... to XZSNobQCT... (flutter/engine#21944)

* 20d3a0764 Collect logs in the background. (flutter/engine#21828)

* 815a1f386 Roll Dart SDK from aaab579579be to 42a0bf548ea3 (1 revision) (flutter/engine#21946)

* 890f01620 [web] Implement ClipOp.difference (flutter/engine#21901)

* 3ea02776e Roll Dart SDK from 42a0bf548ea3 to 675c7165c071 (1 revision) (flutter/engine#21948)

* 56d3da33b Roll Fuchsia Mac SDK from XZSNobQCT... to 9mMCqUXkF... (flutter/engine#21950)

* 1c35cc641 [null-safety] fix type declaration of Picutre._toImage (flutter/engine#21942)

* e9a43c15b Roll Dart SDK from 675c7165c071 to 5c59a47beda7 (1 revision) (flutter/engine#21952)

* 499a70f5e Restore missing call to RuntimeDelegate.OnRootIsolateCreated (flutter/engine#21953)

* f7da9d687 Roll Fuchsia Mac SDK from 9mMCqUXkF... to MR_bRfe8I... (flutter/engine#21955)

* e66e3f535 Roll Skia from be8004d2fb6c to 27f7fe32f49b (1 revision) (flutter/engine#21956)

* d4ac8e6cb Temporarily disabled tests that were using latin and arabic characters (flutter/engine#21971)

* f854cbbfa Specify the Noto Naskh Arabic font to get consistent results in tests using Arabic characters (flutter/engine#21974)

* 43b618e4b Added keyEvent support for iOS 13.4+  (flutter/engine#20972)

* a6857802b Fix the initialization of AndroidSurfaceFactoryImpl (flutter/engine#21977)

* 895940081 [null-safety] fix types of layer code (flutter/engine#21959)

* 9946be45a FlTextInputPlugin: fix memory leaks (flutter/engine#21879)

* bcc557f1b Add multi-step input method support for Linux (flutter/engine#21897)

This reverts commit dd9323bd.