Added nudge source counters to about:sync.

sync/internal_api/sync_manager_impl.h

 // Copyright (c) 2012 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.
 
 #ifndef SYNC_INTERNAL_API_SYNC_MANAGER_H_
 #define SYNC_INTERNAL_API_SYNC_MANAGER_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 159 matching lines @@
   virtual void OnInvalidatorStateChange(InvalidatorState state) OVERRIDE;
   virtual void OnIncomingInvalidation(
       const ObjectIdStateMap& id_state_map,
       IncomingInvalidationSource source) OVERRIDE;
 
   // Called only by our NetworkChangeNotifier.
   virtual void OnIPAddressChanged() OVERRIDE;
 
   const SyncScheduler* scheduler() const;
 
+  // Used to ensure that nudge counters in allstatus_ are incremented
+  // every time a nudge is scheduled.
+  void ScheduleNudgeAsync(
+      const base::TimeDelta& delay,
+      NudgeSource source,
+      ModelTypeSet types,
+      const tracked_objects::Location& nudge_location);
+
+  void ScheduleNudgeWithStatesAsync(
+      const base::TimeDelta& delay, NudgeSource source,
+      const ModelTypeStateMap& type_state_map,
+      const tracked_objects::Location& nudge_location);
+
  private:
   friend class SyncManagerTest;
   FRIEND_TEST_ALL_PREFIXES(SyncManagerTest, NudgeDelayTest);
   FRIEND_TEST_ALL_PREFIXES(SyncManagerTest, OnNotificationStateChange);
   FRIEND_TEST_ALL_PREFIXES(SyncManagerTest, OnIncomingNotification);
   FRIEND_TEST_ALL_PREFIXES(SyncManagerTest, PurgeDisabledTypes);
 
   struct NotificationInfo {
     NotificationInfo();
     ~NotificationInfo();
@@ skipping 186 matching lines @@
   // changing passphrases, and in general handles sync-specific interactions
   // with the cryptographer.
   scoped_ptr<SyncEncryptionHandlerImpl> sync_encryption_handler_;
 
   DISALLOW_COPY_AND_ASSIGN(SyncManagerImpl);
 };
 
 }  // namespace syncer
 
 #endif  // SYNC_INTERNAL_API_SYNC_MANAGER_H_