Background service worker push message processing

chrome/common/pref_names.cc

Index: chrome/common/pref_names.cc
diff --git a/chrome/common/pref_names.cc b/chrome/common/pref_names.cc
index f8aff32687703fc9f6e5c852fff2a52f6344027e..32bea7b09f221f6153a473db587a42085c406dce 100644
--- a/chrome/common/pref_names.cc
+++ b/chrome/common/pref_names.cc
@@ -1201,6 +1201,9 @@ const char kLocalDiscoveryNotificationsEnabled[] =
 const char kPushMessagingAppIdentifierMap[] =
     "gcm.push_messaging_application_id_map";
 
+// Maps from service worker id to background budget information.

[Michael van Ouwerkerk, 2016/04/05 14:05:52]

I think service worker registration ids are unique per storage partition, not
per profile. But origin+separator+sw id would be.

[harkness, 2016/04/05 14:33:40]

Discussed with Michael in person. I'm going to switch the key to origin only.

+const char kBackgroundBudgetMap[] = "push_messaging.background_budget_map";
+
 // Whether a user is allowed to use Easy Unlock.
 const char kEasyUnlockAllowed[] = "easy_unlock.allowed";