Unregister with push service and SW database when permission is lost.

chrome/browser/services/gcm/push_messaging_application_id.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/services/gcm/push_messaging_application_id.h"
 
 #include "base/guid.h"
 #include "base/logging.h"
 #include "base/prefs/pref_service.h"
 #include "base/prefs/scoped_user_pref_update.h"
@@ skipping 73 matching lines @@
   const base::DictionaryValue* map =
       profile->GetPrefs()->GetDictionary(prefs::kPushMessagingApplicationIdMap);
   for (auto it = base::DictionaryValue::Iterator(*map); !it.IsAtEnd();
        it.Advance()) {
     if (it.value().Equals(&origin_and_sw_id))
       return Get(profile, it.key());
   }
   return PushMessagingApplicationId();
 }
 
+// static
+std::vector<PushMessagingApplicationId> PushMessagingApplicationId::GetAll(
+    Profile* profile) {
+  std::vector<PushMessagingApplicationId> result;
+
+  const base::DictionaryValue* map =
+      profile->GetPrefs()->GetDictionary(prefs::kPushMessagingApplicationIdMap);
+  for (auto it = base::DictionaryValue::Iterator(*map); !it.IsAtEnd();
+       it.Advance()) {
+    result.push_back(Get(profile, it.key()));
+  }
+
+  return result;
+}
+
 void PushMessagingApplicationId::PersistToDisk(Profile* profile) const {
   DCHECK(IsValid());
 
   DictionaryPrefUpdate update(profile->GetPrefs(),
                               prefs::kPushMessagingApplicationIdMap);
   base::DictionaryValue* map = update.Get();
 
   // Delete any stale entry with the same origin and Service Worker
   // registration id (hence we ensure there is a 1:1 not 1:many mapping).
   PushMessagingApplicationId old = Get(profile, origin,
@@ skipping 34 matching lines @@
 
 bool PushMessagingApplicationId::IsValid() const {
   const size_t prefix_len = strlen(kPushMessagingApplicationIdPrefix);
   return origin.is_valid() && origin.GetOrigin() == origin
       && service_worker_registration_id >= 0
       && !app_id_guid.compare(0, prefix_len, kPushMessagingApplicationIdPrefix)
       && base::IsValidGUID(app_id_guid.substr(prefix_len, std::string::npos));
 }
 
 }  // namespace gcm