Update observatory tests with test path to webcomponents-lite.

Update observatory tests with test path to webcomponents-lite.

BUG=
R=cbernaschina@google.com

Committed: https://github.com/dart-lang/sdk/commit/fd7dc64a1cb4ba977f0b91e56bf572aa9ff528ed

[Bill Hesse, 2017-08-10 16:38:38]

whesse@google.com changed reviewers:
+ cbernaschina@google.com, efortuna@google.com, vsm@google.com

[Bill Hesse, 2017-08-10 16:43:08]

All of these just have the same change in the path, to go directly to the
location of this .js helper file.  Some of these tests are broken if it can't be
loaded.

[cbernaschina, 2017-08-10 16:44:28]

On 2017/08/10 16:43:08, Bill Hesse wrote:
> All of these just have the same change in the path, to go directly to the
> location of this .js helper file.  Some of these tests are broken if it can't
be
> loaded.

Do you think it is worth adding to the commit message a really brief explanation
to explain the reason why the /packages path cannot be used?

LGTM

[Bill Hesse, 2017-08-10 16:45:57]

Description was changed from

==========
Update observatory tests with test path to webcomponents-lite.

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

to

==========
Update observatory tests with test path to webcomponents-lite.

BUG=
R=cbernaschina@google.com

Committed:
https://github.com/dart-lang/sdk/commit/fd7dc64a1cb4ba977f0b91e56bf572aa9ff528ed
==========

[Bill Hesse, 2017-08-10 16:45:59]

Committed patchset #1 (id:1) manually as
fd7dc64a1cb4ba977f0b91e56bf572aa9ff528ed (presubmit successful).