Enable DDC output to run on v8/d8 using ES6 modules

Enable DDC output to run on v8/d8 using ES6 modules

Fixes #27309

V8 / D8 tip supports ES6 modules natively.  It's a little cumbersome
to set up, but hello world runs.  :-)

> ln -s $DDC_PATH/lib/js/es6/ddc_sdk.js ddc_sdk
> dart  $DDC_PATH/bin/dartdevc.dart --dart-sdk-summary $DDC_PATH/lib/sdk/ddc_sdk.sum --modules es6 -o hello hello.dart
> cat > run.js
import { hello } from 'hello';
hello.main();
> d8 --module run.js

R=jmesserly@google.com

Committed: https://github.com/dart-lang/sdk/commit/1ec614fd7b7ccc86f39057d69b9bef2fa2f72eff

[vsm, 2017-02-18 00:35:11]

Description was changed from

==========
Enable DDC output to run on v8/d8 using ES6 modules

Fixes #27309

V8 / D8 tip supports ES6 modules natively.  It's a little cumbersome
to set up, but hello world runs.  :-)

> ln -s $DDC_PATH/lib/js/es6/ddc_sdk.js ddc_sdk
> dart  $DDC_PATH/bin/dartdevc.dart --dart-sdk-summary
$DDC_PATH/lib/sdk/ddc_sdk.sum --modules es6 -o hello hello.dart
> cat > run.js
import { hello } from 'hello';
hello.main();
> d8 --module run.js
==========

to

==========
Enable DDC output to run on v8/d8 using ES6 modules

Fixes #27309

V8 / D8 tip supports ES6 modules natively.  It's a little cumbersome
to set up, but hello world runs.  :-)

> ln -s $DDC_PATH/lib/js/es6/ddc_sdk.js ddc_sdk
> dart  $DDC_PATH/bin/dartdevc.dart --dart-sdk-summary
$DDC_PATH/lib/sdk/ddc_sdk.sum --modules es6 -o hello hello.dart
> cat > run.js
import { hello } from 'hello';
hello.main();
> d8 --module run.js
==========

[vsm, 2017-02-18 00:35:11]

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

[Jennifer Messerly, 2017-02-18 00:44:36]

lgtm!!! :tada:

[vsm, 2017-02-18 00:54:33]

Description was changed from

==========
Enable DDC output to run on v8/d8 using ES6 modules

Fixes #27309

V8 / D8 tip supports ES6 modules natively.  It's a little cumbersome
to set up, but hello world runs.  :-)

> ln -s $DDC_PATH/lib/js/es6/ddc_sdk.js ddc_sdk
> dart  $DDC_PATH/bin/dartdevc.dart --dart-sdk-summary
$DDC_PATH/lib/sdk/ddc_sdk.sum --modules es6 -o hello hello.dart
> cat > run.js
import { hello } from 'hello';
hello.main();
> d8 --module run.js
==========

to

==========
Enable DDC output to run on v8/d8 using ES6 modules

Fixes #27309

V8 / D8 tip supports ES6 modules natively.  It's a little cumbersome
to set up, but hello world runs.  :-)

> ln -s $DDC_PATH/lib/js/es6/ddc_sdk.js ddc_sdk
> dart  $DDC_PATH/bin/dartdevc.dart --dart-sdk-summary
$DDC_PATH/lib/sdk/ddc_sdk.sum --modules es6 -o hello hello.dart
> cat > run.js
import { hello } from 'hello';
hello.main();
> d8 --module run.js

R=jmesserly@google.com

Committed:
https://github.com/dart-lang/sdk/commit/1ec614fd7b7ccc86f39057d69b9bef2fa2f72eff
==========

[vsm, 2017-02-18 00:54:34]

Committed patchset #1 (id:1) manually as
1ec614fd7b7ccc86f39057d69b9bef2fa2f72eff (presubmit successful).