Bring in version 3.0.3 of http_parser; it addresses an issue in the pubspec file of

Bring in version 3.0.3 of http_parser; it addresses an issue in the pubspec file of
one of it's dependencies.

BUG=
R=kevmoo@google.com

Committed: https://github.com/dart-lang/sdk/commit/5c9f09e65749e4d4621455e5b7f1571ae8edcb61

[devoncarew, 2016-11-20 07:56:37]

devoncarew@google.com changed reviewers:
+ kevmoo@google.com, pquitslund@google.com

[devoncarew, 2016-11-20 07:56:38]

Rev to 3.0.3 to address issues parsing the string_scanner dependency:

```
Error on line 11, column 3 of
/Users/devoncarew/.pub-cache/hosted/pub.dartlang.org/http_parser-3.0.2/pubspec.yaml:
Duplicate mapping key.
  string_scanner: ">=0.0.0 <2.0.0"
```

[kevmoo, 2016-11-20 08:09:31]

lgtm

[devoncarew, 2016-11-20 08:13:05]

Description was changed from

==========
Bring in version 3.0.3 of http_parser; it addresses an issue in the pubspec file
of
one of it's dependencies.

BUG=
==========

to

==========
Bring in version 3.0.3 of http_parser; it addresses an issue in the pubspec file
of
one of it's dependencies.

BUG=
R=kevmoo@google.com

Committed:
https://github.com/dart-lang/sdk/commit/5c9f09e65749e4d4621455e5b7f1571ae8edcb61
==========

[devoncarew, 2016-11-20 08:13:07]

Committed patchset #1 (id:1) manually as
5c9f09e65749e4d4621455e5b7f1571ae8edcb61 (presubmit successful).