Dart roll (flutter#4748)

* Dart roll

b5b8080 Disable the conflicting generics check when using the old task model.
9986b6d Fix bugs in implicit-creation tests. Add one more test.
d22ac9f Faster first/last on VM implementation of (Linked)HashSet.
f8f97bf *.status files and DEPS updated to include latest fixes for co19 tests
235e622 [VM] Reland Support some 32bit instructions in 64bit assemblers.
17d5c44 [fasta] Invalidate part file when init from dill
d3c3ac4 Remove implicit 'implements Function' for strong mode
6baae53 Check functionTypeIndex in rti_emission_test
e047586 Fix bad merge after 2181119
2181119 Test and fix invalidating file exporting main
080e7e6 Fix status files: file is excluded and so dartanalyzer errs on test.
c8ee601 Add feature specification draft for Dart 2.0 subtyping
73944a3 Stop running corelib_2 in dart2js legacy
748cfdf Refactor to efficiently find analysis roots correctly fix flutter#31343 & flutter#31344.
c2a8632 Cleanup language_2 .status
6189b9a Change Flutter Outline API to provide full instrumented code instead of edits.
2448814 Also exclude 'Ok' as a valid status to ignore when checking for runtime errors in Runtime.none
b1778e5 Stop running language_2 tests on legacy mode
4066804 Remove hint suppression now that MapEntry has landed
f5e4f88 Skip assertions in InlineWeeder unless enabled
ce715c3 [Kernel] Annotate status file with newly filed issues.
a4c69b7 Pass platform sdk as uri to frontend server.
1d159e7 Rename annotation testing methods in Element
4688be6 Pass sdkRoot as file path to frontend server.
3ac86d7 Revert "[VM] Support some 32bit instructions in 64bit assemblers."
d0eb2d6 [infra] Add front-end builder to test matrix
a5f173f [VM] Support some 32bit instructions in 64bit assemblers.
d1203a3 [fasta] Use platform as outline in incremental test; assert non-empty mixin bodies
5fd560f Add getters to replace ParameterKind
0b332de Refactor where AST re-writing is happening to not interact poorly with inference (issue 32342)
a528f09 Update status for dartkp test null_nosuchmethod_test
e59018e Revert "Do not return this on RandomAccessFile.close"
14c1834 [fasta] Add mixin test to incremental compiler test
2993476 Report an error if a class inconsistently implements a generic interface.
e5295eb [fasta] Small changes to the incremental compiler
b2fa7c4 Always create problems to ensure lines are removed from status files
c89055e [VM] Fix type finalization for Kernel function types.
4ff939d [frontend-server] Keep output kernel file name through reload request.
11cbdbe When checking mixin type inference errors, don't skip mixins with explicit type args.
e74e2b3 Pass varFinalOrConst in beginVariablesDeclaration event
44aa9a1 Do not return this on RandomAccessFile.close
9be2584 Roll async in DEPS to 2.0.6
8e8287f Add classes for instantiations
cae6d89 Prepare language_dart2js.status to enable CFE by default on dart2js
7fd5294 Add rules to build dart2js platform in strong mode
47ba426 [vm] Dump stack on SIGILL; print exception codes.
751de54 Remove invalid dart:collection link in doc comments
22f860a Update AstBuilder to report illegal assignment
109316c Force inlining to match AST version
34f8c35 Fix sdk stack trace mapping so tools recognize it
514271e Prepare corelib.status for flipping on CFE on dart2js
80e2d30 [vm] Fix issue causing recursive_mixin_test to crash
2c95674 [VM] Add support to HierarchyInfo to not only create [CidRangeVector]s of subtypes but also subclasses
5d92543 [VM] Fix accidental double assignment
80805ff [VM] Make FlowGraphCompiler::EmitTestAndCallCheckCid static and therefore usable from stubs
9cfd721 [VM] Handle kVoidCid/kDynamicCid/kVectorCid the same way
65b2b1a [VM] Split handling of Code from non-Code in Thread::{CanLoadFromThread,OffsetFromThread}
2f10ab7 Mark incremental_load_from_dill_test slow on Windows
b70d7d5 Fix setting of body for procedures patched with redirecting factories
3a769b9 Add missing methods to make classes Dart 2 valid.
57a0196 [fasta] Incremental compilation fallback
7d83584 Some kernel status file adjustments
c67cf20 Make warning more warning-y.
e38e98a Update dart2js_native.status: updated to be accurate with our many configurations
1ce131b fix section for update_from_log
bde6603 Update dart2js_extra.status: now it correctly declares expectations for non-minified, minified, host-checked, checked, and fast-startup
be62fff Reland "[VM runtime] Switch intrinsics from old to new Bigint implementation."

* Update license

DEPS

@@ -31,10 +31,10 @@ vars = {
   # Dart is: https://github.com/dart-lang/sdk/blob/master/DEPS.
   # You can use //tools/dart/create_updated_flutter_deps.py to produce
   # updated revision list of existing dependencies.
-  'dart_revision': 'ee15c8eb689791f6777eb3f6b0a1e9c58ff0671b',
+  'dart_revision': 'b5b8080b2cfb1e4943a19787ee96548a4a604f7b',
 
   'dart_args_tag': '0.13.7',
-  'dart_async_tag': '2.0.4',
+  'dart_async_tag': '2.0.6',
   'dart_barback_tag': '0.15.2+14',
   'dart_bazel_worker_tag': 'v0.1.9',
   'dart_boolean_selector_tag': '1.0.2',

tools/licenses/pubspec.lock

@@ -1,5 +1,5 @@
 # Generated by pub
-# See http://pub.dartlang.org/doc/glossary.html#lockfile
+# See https://www.dartlang.org/tools/pub/glossary#lockfile
 packages:
   archive:
     dependency: "direct main"
@@ -58,4 +58,4 @@ packages:
     source: hosted
     version: "1.1.5"
 sdks:
-  dart: ">=1.21.0 <=2.0.0-dev.23.0"
+  dart: ">=1.21.0 <=2.0.0-edge.0d5cf900b021bf5c9fa593ffa12b15bcd1cc5fe0"

travis/licenses_golden/licenses_third_party

@@ -1,4 +1,4 @@
-Signature: e15ec1b8d08629d0abfbc05be3116a2c
+Signature: 82f1b51fbaae89c69886cffe433be160 
 
 UNUSED LICENSES: