Fix URI for packages: make them self contained within the domain served by pub-serve

Fix URI for packages: make them self contained within the domain served by pub-serve

R=nweiz@google.com, rnystrom@google.com

BUG= https://github.com/dart-lang/pub/issues/1511

Committed: https://github.com/dart-lang/pub/commit/53327f4a7ca2ddd20a40f6a94db61ac136371b03

[Siggi Cherem (dart-lang), 2017-01-27 00:50:48]

Description was changed from

==========
Fix URI for packages: make them self contained within the domain served by
pub-serve

R=rnystrom@google.com
==========

to

==========
Fix URI for packages: make them self contained within the domain served by
pub-serve

R=rnystrom@google.com

BUG= https://github.com/dart-lang/pub/issues/1511
==========

[Bob Nystrom, 2017-01-27 01:57:28]

rnystrom@google.com changed reviewers:
+ nweiz@google.com
- rnystrom@google.com

[Bob Nystrom, 2017-01-27 01:57:41]

rnystrom@google.com changed reviewers:
+ rnystrom@google.com

[Bob Nystrom, 2017-01-27 01:57:41]

Bouncing to Natalie since I'm out tomorrow.

[nweiz, 2017-01-27 02:04:19]

lgtm

[Siggi Cherem (dart-lang), 2017-01-27 16:10:46]

Description was changed from

==========
Fix URI for packages: make them self contained within the domain served by
pub-serve

R=rnystrom@google.com

BUG= https://github.com/dart-lang/pub/issues/1511
==========

to

==========
Fix URI for packages: make them self contained within the domain served by
pub-serve

R=nweiz@google.com, rnystrom@google.com

BUG= https://github.com/dart-lang/pub/issues/1511

Committed:
https://github.com/dart-lang/pub/commit/53327f4a7ca2ddd20a40f6a94db61ac136371b03
==========

[Siggi Cherem (dart-lang), 2017-01-27 16:10:47]

Committed patchset #1 (id:1) manually as
53327f4a7ca2ddd20a40f6a94db61ac136371b03 (presubmit successful).