Rename DOMDartState to UIDartState

Reland _embedder.yaml support to Flutter engine

Implement support for invoking Mojo services from secondary isolates

Add Rect.fromCircle

Add a license header to RRect.dart

Fixes https://github.com/flutter/flutter/issues/1502

As requested.

Add Color#withOpacity

Add new Size.fromRadius()

Fixes https://github.com/flutter/flutter/issues/2277

Fixes https://github.com/flutter/flutter/issues/2275

Allow service protocol tests to run against sky_shell

use the mandatory "ext." prefix in VM service extensions

Update the default iOS simulator launch scheme to include command line arguments for launching directly from source.

Update the default iOS simulator launch scheme to include command line arguments for launching directly from source.

Allow specification of the FLX bundle (containing no Dart snapshot) outside the iOS/Mac application bundle.

Allow specification of the FLX bundle (containing no Dart snapshot) outside the iOS/Mac application bundle.

Allows launching of apps without having any Xcodebuild step in the simulator.

Remove unused UpdateService.

Add flutter_gcm back to build deps if --enable-gcm is present.

Support for jars with large numbers of classes

Make Offset, Point, and Size more resilient

Revert "Merge pull request #2428 from johnmccutchan/embedder_yaml"

This reverts commit ccd1c5ce, reversing
changes made to d4f97e4f.

This was requested by @johnmccutchan because this change broke the
analyzer, which only uses SDK version 1.14.1, since that's what we pull
in. He said he'd try again on Monday.

Turns out you can create these with null values, so toString() shouldn't
assume the values aren't null.

Do not warn if a requested asset does not exist

Fixes https://github.com/flutter/flutter/issues/2229

Add _embedder.yaml to sky_engine

Update Skia

Fixes https://github.com/flutter/flutter/issues/1576