Componentize invalidator storage + preferences

Componentize invalidator storage + preferences

Moves the preferences related to the core parts of the invalidator into
components/invalidaton/invalidation_prefs.{cc,h}.

Moves the InvalidatorStorage into the component.  Its only dependency on
chrome/ was the preference definitions.

TBR=pam
BUG=336571
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=271145

[rlarocque, 2014-05-16 00:09:32]

Here's the next step in invalidations componentization.

Please review.

[pavely, 2014-05-16 13:50:27]

lgtm

[rlarocque, 2014-05-16 17:20:24]

The CQ bit was checked by rlarocque@chromium.org

[commit-bot: I haz the power, 2014-05-16 17:20:56]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/rlarocque@chromium.org/288353003/1

[commit-bot: I haz the power, 2014-05-16 20:13:15]

FYI, CQ is re-trying this CL (attempt #1).
Please consider checking whether the failures are real,
and report flakes to chrome-troopers@google.com.
The failing builders are:
  android_dbg_triggered_tests on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/android_dbg_triggered...)
  chromium_presubmit on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/chromium_presubmit/bu...)
  win_chromium_rel on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/win_chromium_rel/buil...)

[commit-bot: I haz the power, 2014-05-16 20:17:52]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2014-05-16 20:17:53]

Try jobs failed on following builders:
  chromium_presubmit on tryserver.chromium
(http://build.chromium.org/p/tryserver.chromium/builders/chromium_presubmit/bu...)

[rlarocque, 2014-05-16 20:20:10]

TBR'ing pam for added dependency on components/pref_registry.

[rlarocque, 2014-05-16 20:20:16]

The CQ bit was checked by rlarocque@chromium.org

[commit-bot: I haz the power, 2014-05-16 20:20:29]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/rlarocque@chromium.org/288353003/1

[commit-bot: I haz the power, 2014-05-17 01:51:12]

Change committed as 271145