Remove obsolete TODO comments

components/offline_pages/background/request_queue_store.h

 // Copyright 2016 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 COMPONENTS_OFFLINE_PAGES_BACKGROUND_REQUEST_QUEUE_STORE_H_
 #define COMPONENTS_OFFLINE_PAGES_BACKGROUND_REQUEST_QUEUE_STORE_H_
 
 #include <stdint.h>
 #include <vector>
 
@@ skipping 11 matching lines @@
     ADDED,    // Request was added successfully.
     UPDATED,  // Request was updated successfully.
     FAILED,   // Add or update attempt failed.
   };
 
   typedef base::Callback<void(
       bool /* success */,
       const std::vector<SavePageRequest>& /* requests */)>
       GetRequestsCallback;
   typedef base::Callback<void(UpdateStatus)> UpdateCallback;
-  // TODO(petewil) - UpdateMultiple looks exactly like Remove, consider
-  // merging them into a single callback.
   typedef base::Callback<void(
       const RequestQueue::UpdateMultipleRequestResults& /* statuses*/,
       const std::vector<SavePageRequest>& /* requests */)>
       UpdateMultipleRequestsCallback;
   typedef base::Callback<void(
       const RequestQueue::UpdateMultipleRequestResults& /* statuses */,
       const std::vector<SavePageRequest>& /* requests */)>
       RemoveCallback;
   typedef base::Callback<void(bool /* success */)> ResetCallback;
 
@@ skipping 22 matching lines @@
       const SavePageRequest::RequestState new_state,
       const UpdateMultipleRequestsCallback& callback) = 0;
 
   // Resets the store.
   virtual void Reset(const ResetCallback& callback) = 0;
 };
 
 }  // namespace offline_pages
 
 #endif  // COMPONENTS_OFFLINE_PAGES_BACKGROUND_REQUEST_QUEUE_STORE_H_