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* ee92285 Roll src/third_party/skia fdb2b7d53038..cbeabd969bbe (1 commits) (flutter/engine#14530)

* 9b369ad Rename 'test_vsync_waiters' to 'vsync_waiters_test' for consistency. (flutter/engine#14519)

* 0f97a1e Roll src/third_party/skia cbeabd969bbe..3794db84e141 (8 commits) (flutter/engine#14532)

* ac42640 Roll src/third_party/dart f10fa3df28a8..44da51fc720d (20 commits) (flutter/engine#14533)

* c216ba4 Calling onConnectionClosed when the input element is blurred (flutter/engine#14484)

* 44f0757 Manual roll of Dart to revision 8a4cac1ddb141d4a1e395f6e0a7d5bbf2247eb63 (flutter/engine#14542)

* 995c4a7 Roll src/third_party/dart 8a4cac1ddb14..b6e051e2c87a (2 commits) (flutter/engine#14545)

* c568308 Roll src/third_party/skia 190b82d67ce1..37a88b43637e (1 commits) (flutter/engine#14546)

* c327cae Revert "Fix off-by-one fromRGBO alpha value calculation (#13777)" (flutter/engine#14548)

https://dart.googlesource.com/sdk.git/+log/f10fa3df28a8..44da51fc720d

git log f10fa3d..44da51f --date=short --first-parent --format='%ad %ae %s'
2019-12-17 [email protected] [vm] More fast paths in type equality intrinsic
2019-12-17 [email protected] Remove Scope.getSource()
2019-12-17 [email protected] Migrate lib_2/js to NNBD.
2019-12-17 [email protected] Migrate lib_2/collection tests to NNBD.
2019-12-17 [email protected] Rename the folder with sky_engine test package.
2019-12-17 [email protected] Rename test file name typo for ExportDuplicatedLibraryNamedTest.
2019-12-17 [email protected] Remove unnecessary uses of new in analyzer_plugin
2019-12-17 [email protected] Move pre_nnbd_modifiers_test.dart into language_2.
2019-12-17 [email protected] Enable "omit_local_variable_types" lint in test_runner and fix violations.
2019-12-17 [email protected] [test_runner] Pass non-nullable experiment flag to VM
2019-12-17 [email protected] Modify changelog for native return type changes
2019-12-17 [email protected] When building interfaces in legacy libraries, convert signatures from superinterfaces to legacy.
2019-12-17 [email protected] Update dartfix to have an upgrade command for nnbd migration
2019-12-17 [email protected] Allow the full path in the URL used to open the preview tool
2019-12-17 [email protected] [VM/testing] Turn on language/nnbd tests
2019-12-17 [email protected] Use getExecutableReturnType() where returnType is accessed.
2019-12-17 [email protected] Implement strictly non-nullable predicate.
2019-12-17 [email protected] Add a Flutter Outline Notification to the LSP server
2019-12-17 [email protected] [co19] Handle builders using co19 with test selectors
2019-12-17 [email protected] Stop reporting INFERRED_TYPE codes.

Created with:
  gclient setdep -r src/third_party/dart@44da51fc720d

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/dart-sdk-flutter-engine
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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

Bug: None
Tbr: [email protected]