Remove the sender_id from the Push API code path.

Remove the sender_id from the Push API code path.

The sender Id will be read from the manifest rather than taken as an
argument to the push.register() JavaScript call. Stop passing it through.

BUG=424601
Committed: https://crrev.com/95d42291602b051425eec0173a5870bbb9ba46c2
Cr-Commit-Position: refs/heads/master@{#301222}

[Peter Beverloo, 2014-10-17 14:47:59]

peter@chromium.org changed reviewers:
+ mvanouwerkerk@chromium.org

[Peter Beverloo, 2014-10-17 14:47:59]

PTAL

[Mike West, 2014-10-18 12:06:47]

mkwst@chromium.org changed reviewers:
+ mkwst@chromium.org

[Mike West, 2014-10-18 12:06:47]

content/shell LGTM. If you intend to remove the old signature, please add a '//
TODO(peter):' comment to that effect.

[Michael van Ouwerkerk, 2014-10-20 16:38:27]

lgtm

Thanks Peter! Please land this after https://crrev.com/648623003/ - you'll need
to make some changes for that browsertest as well.

[Peter Beverloo, 2014-10-24 15:43:27]

peter@chromium.org changed reviewers:
+ fgorski@chromium.org

[Peter Beverloo, 2014-10-24 15:43:28]

I added a manifest to the browser_test, which successfully passes.

fgorski: PTAL at //c/b/s/gcm/push_messaging_browsertest.cc.
sievers: RS for //content/renderer/.

[Peter Beverloo, 2014-10-24 15:43:40]

peter@chromium.org changed reviewers:
+ sievers@chromium.org

[Peter Beverloo, 2014-10-24 15:43:40]

+sievers

[fgorski, 2014-10-24 17:14:50]

lgtm

[no sievers, 2014-10-24 18:18:10]

lgtm

[Peter Beverloo, 2014-10-24 22:05:40]

The CQ bit was checked by peter@chromium.org

[commit-bot: I haz the power, 2014-10-24 22:06:42]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/640593003/40001

[commit-bot: I haz the power, 2014-10-24 23:10:42]

Committed patchset #3 (id:40001)

[commit-bot: I haz the power, 2014-10-24 23:11:20]

Patchset 3 (id:??) landed as
https://crrev.com/95d42291602b051425eec0173a5870bbb9ba46c2
Cr-Commit-Position: refs/heads/master@{#301222}