dart2js: Remove (some) unused imports.

dart2js: Remove (some) unused imports.

R=sigurdm@google.com

Committed: https://code.google.com/p/dart/source/detail?r=42947

[floitsch, 2015-01-15 21:12:13]

floitsch@google.com changed reviewers:
+ johnniwinther@google.com, sigurdm@google.com

[sigurdm, 2015-01-16 07:38:35]

lgtm

https://codereview.chromium.org/818543003/diff/1/pkg/compiler/lib/src/js_emit...
File pkg/compiler/lib/src/js_emitter/js_emitter.dart (left):

https://codereview.chromium.org/818543003/diff/1/pkg/compiler/lib/src/js_emit...
pkg/compiler/lib/src/js_emitter/js_emitter.dart:92: import '../hash/sha1.dart';
Sha1 was a double-import. It might be better to remove this one, and keep the
'show-version'

[floitsch, 2015-01-16 09:09:48]

https://codereview.chromium.org/818543003/diff/1/pkg/compiler/lib/src/js_emit...
File pkg/compiler/lib/src/js_emitter/js_emitter.dart (left):

https://codereview.chromium.org/818543003/diff/1/pkg/compiler/lib/src/js_emit...
pkg/compiler/lib/src/js_emitter/js_emitter.dart:92: import '../hash/sha1.dart';
On 2015/01/16 07:38:35, sigurdm wrote:
> Sha1 was a double-import. It might be better to remove this one, and keep the
> 'show-version'

It was the "Hasher" class that was imported. The hashOfString wasn't used
anymore.
done.

[floitsch, 2015-01-16 09:10:02]

Committed patchset #2 (id:20001) manually as 42947 (presubmit successful).