Add some errors related to nnbd

Add some errors related to nnbd

R=scheglov@google.com

Committed: https://github.com/dart-lang/sdk/commit/fd7bb76a4b0aff4c4884947869a254eab0887686

[Brian Wilkerson, 2016-09-22 20:27:44]

brianwilkerson@google.com changed reviewers:
+ scheglov@google.com

[Brian Wilkerson, 2016-09-22 20:27:45]

I also cleaned up some test code; I'm happy to split the CL if you'd like.

[scheglov, 2016-09-22 20:30:43]

LGTM

https://codereview.chromium.org/2362873002/diff/20001/pkg/analyzer/lib/src/ge...
File pkg/analyzer/lib/src/generated/parser.dart (right):

https://codereview.chromium.org/2362873002/diff/20001/pkg/analyzer/lib/src/ge...
pkg/analyzer/lib/src/generated/parser.dart:8657: "A nullable type cannot be used
in an with clause",
"a with"?

[Brian Wilkerson, 2016-09-22 20:43:13]

https://codereview.chromium.org/2362873002/diff/20001/pkg/analyzer/lib/src/ge...
File pkg/analyzer/lib/src/generated/parser.dart (right):

https://codereview.chromium.org/2362873002/diff/20001/pkg/analyzer/lib/src/ge...
pkg/analyzer/lib/src/generated/parser.dart:8657: "A nullable type cannot be used
in an with clause",
Done

[Brian Wilkerson, 2016-09-22 20:43:41]

Description was changed from

==========
Add some errors related to nnbd
==========

to

==========
Add some errors related to nnbd

R=scheglov@google.com

Committed:
https://github.com/dart-lang/sdk/commit/fd7bb76a4b0aff4c4884947869a254eab0887686
==========

[Brian Wilkerson, 2016-09-22 20:43:42]

Committed patchset #2 (id:20001) manually as
fd7bb76a4b0aff4c4884947869a254eab0887686 (presubmit successful).