Remove travis g++ config

Remove travis g++ config

The shipped SDK is built with clang.  g++ is tested on the chromebots.
We don't get much value out of testing it again here, and it takes 30
min.

See try-run:
https://travis-ci.org/dart-lang/sdk/builds/182115562

R=kevmoo@google.com

Committed: https://github.com/dart-lang/sdk/commit/00f813800ebf74efc01f239e40ad9382ae04b841

[vsm, 2016-12-07 22:33:01]

Description was changed from

==========
Remove travis g++ config

The shipped SDK is built with clang.  g++ is tested on the chromebots.
We don't get much value out of testing it again here, and it takes 30
min.
==========

to

==========
Remove travis g++ config

The shipped SDK is built with clang.  g++ is tested on the chromebots.
We don't get much value out of testing it again here, and it takes 30
min.
==========

[vsm, 2016-12-07 22:33:02]

vsm@google.com changed reviewers:
+ kevmoo@google.com

[vsm, 2016-12-07 22:33:11]

Description was changed from

==========
Remove travis g++ config

The shipped SDK is built with clang.  g++ is tested on the chromebots.
We don't get much value out of testing it again here, and it takes 30
min.
==========

to

==========
Remove travis g++ config

The shipped SDK is built with clang.  g++ is tested on the chromebots.
We don't get much value out of testing it again here, and it takes 30
min.

See try-run:
https://travis-ci.org/dart-lang/sdk/builds/182115562
==========

[kevmoo, 2016-12-07 22:33:46]

lgtm

Yes!

[vsm, 2016-12-08 14:35:09]

Description was changed from

==========
Remove travis g++ config

The shipped SDK is built with clang.  g++ is tested on the chromebots.
We don't get much value out of testing it again here, and it takes 30
min.

See try-run:
https://travis-ci.org/dart-lang/sdk/builds/182115562
==========

to

==========
Remove travis g++ config

The shipped SDK is built with clang.  g++ is tested on the chromebots.
We don't get much value out of testing it again here, and it takes 30
min.

See try-run:
https://travis-ci.org/dart-lang/sdk/builds/182115562

R=kevmoo@google.com

Committed:
https://github.com/dart-lang/sdk/commit/00f813800ebf74efc01f239e40ad9382ae04b841
==========

[vsm, 2016-12-08 14:35:12]

Committed patchset #1 (id:1) manually as
00f813800ebf74efc01f239e40ad9382ae04b841 (presubmit successful).