Make finalization of recursive function types more robust, especially since

Make finalization of recursive function types more robust, especially since
the Kernel frontend may omit the information that a function type is a typedef.
Re-enable several previously failing tests for dartk.

R=asiva@google.com

Committed: https://github.com/dart-lang/sdk/commit/8ca244ba27f85b9bc5b2b01daacf020f398ac58a

[regis, 2017-04-07 22:51:01]

regis@google.com changed reviewers:
+ ahe@google.com, asiva@google.com

[regis, 2017-04-10 17:15:29]

Description was changed from

==========
Make finalization of recursive function types more robust, especially since
the Kernel frontend may omit the information that a function type is a typedef.
Re-enable 2 failing tests for dartk.
==========

to

==========
Make finalization of recursive function types more robust, especially since
the Kernel frontend may omit the information that a function type is a typedef.
Add missing canonicalization of instantiated typedef signature (fixes #29300).
Re-enable several previously failing tests for dartk.
==========

[siva, 2017-04-10 17:58:52]

lgtm

[regis, 2017-04-10 18:01:52]

Description was changed from

==========
Make finalization of recursive function types more robust, especially since
the Kernel frontend may omit the information that a function type is a typedef.
Add missing canonicalization of instantiated typedef signature (fixes #29300).
Re-enable several previously failing tests for dartk.
==========

to

==========
Make finalization of recursive function types more robust, especially since
the Kernel frontend may omit the information that a function type is a typedef.
Re-enable several previously failing tests for dartk.
==========

[regis, 2017-04-10 18:06:19]

Description was changed from

==========
Make finalization of recursive function types more robust, especially since
the Kernel frontend may omit the information that a function type is a typedef.
Re-enable several previously failing tests for dartk.
==========

to

==========
Make finalization of recursive function types more robust, especially since
the Kernel frontend may omit the information that a function type is a typedef.
Re-enable several previously failing tests for dartk.

R=asiva@google.com

Committed:
https://github.com/dart-lang/sdk/commit/8ca244ba27f85b9bc5b2b01daacf020f398ac58a
==========

[regis, 2017-04-10 18:06:24]

Committed patchset #2 (id:20001) manually as
8ca244ba27f85b9bc5b2b01daacf020f398ac58a (presubmit successful).