Mechanical change for updating the paths to Notification Blink API files.

Mechanical change for updating the paths to Notification Blink API files.

Update the Chromium uses of the Blink Web Notification-related API headers
to match the new locations of these files.

This is part of a three-sided patch:
  [1] https://codereview.chromium.org/872313003/
  [2] This patch.
  [3] https://codereview.chromium.org/869343005/

BUG=453032
Committed: https://crrev.com/a3623c5f607903dab46bfd6e3636d257c14af608
Cr-Commit-Position: refs/heads/master@{#314839}

[Peter Beverloo, 2015-02-02 12:48:34]

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

[Peter Beverloo, 2015-02-02 12:48:35]

+jochen for the public/ module changes for Notifications (mechanical
Chromium-sided change, actually drops a DEPS.)

[Peter Beverloo, 2015-02-02 12:49:19]

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

[Peter Beverloo, 2015-02-02 12:49:19]

+mkwst for content/common/platform_notification_messages.h include change. Sorry
to waste your time.

[Mike West, 2015-02-02 13:15:45]

IPC RS LGTM.

[jochen (gone - plz use gerrit), 2015-02-04 12:33:51]

lgtm

[Peter Beverloo, 2015-02-05 17:36:12]

The CQ bit was checked by peter@chromium.org

[commit-bot: I haz the power, 2015-02-05 17:37:18]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/893993002/1

[commit-bot: I haz the power, 2015-02-05 18:28:35]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-02-05 18:29:36]

Patchset 1 (id:??) landed as
https://crrev.com/a3623c5f607903dab46bfd6e3636d257c14af608
Cr-Commit-Position: refs/heads/master@{#314839}