Cleanup old TODO comments, removing ones that are no longer relevant, and adding bug numbers to one…

components/offline_pages/core/background/cleanup_task.cc

 // 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.
 
 #include "components/offline_pages/core/background/cleanup_task.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "components/offline_pages/core/background/offliner_policy.h"
 #include "components/offline_pages/core/background/offliner_policy_utils.h"
@@ skipping 38 matching lines @@
   // Get the expired requests to be removed from the queue.
   std::vector<int64_t> expired_request_ids;
   GetExpiredRequestIds(std::move(requests), &expired_request_ids);
 
   // Continue processing by handling expired requests, if any.
   if (expired_request_ids.size() == 0) {
     TaskComplete();
     return;
   }
 
-  // TODO(petewil): Add UMA saying why we remove them
-  // TODO(petewil): Round trip the reason for deleting through the RQ
+  // TODO(petewil): Add UMA saying why we remove them.  Round trip the reason
+  // for deleting through the RQ callbacks.  crbug.com/705115.
   store_->RemoveRequests(expired_request_ids,
                          base::Bind(&CleanupTask::OnRequestsExpired,
                                     weak_ptr_factory_.GetWeakPtr()));
 }
 
 void CleanupTask::OnRequestsExpired(
     std::unique_ptr<UpdateRequestsResult> result) {
   RequestNotifier::BackgroundSavePageResult save_page_result(
       RequestNotifier::BackgroundSavePageResult::EXPIRED);
   for (const auto& request : result->updated_items) {
@@ skipping 24 matching lines @@
     if (status != OfflinerPolicyUtils::RequestExpirationStatus::VALID &&
         request->request_state() != SavePageRequest::RequestState::OFFLINING) {
       // TODO(petewil): Push both request and reason, will need to change type
       // of list to pairs.
       expired_request_ids->push_back(request->request_id());
     }
   }
 }
 
 }  // namespace offline_pages