IndexedDB: Implement explicit queue for IDBOpenDBRequests

content/browser/indexed_db/indexed_db_context_impl.cc

 // 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.
 
 #include "content/browser/indexed_db/indexed_db_context_impl.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 181 matching lines @@
       std::unique_ptr<base::ListValue> database_list(new base::ListValue());
 
       for (IndexedDBFactory::OriginDBMapIterator it = range.first;
            it != range.second;
            ++it) {
         const IndexedDBDatabase* db = it->second;
         std::unique_ptr<base::DictionaryValue> db_info(
             new base::DictionaryValue());
 
         db_info->SetString("name", db->name());
-        db_info->SetDouble("pending_opens", db->PendingOpenCount());
-        db_info->SetDouble("pending_upgrades", db->PendingUpgradeCount());
-        db_info->SetDouble("running_upgrades", db->RunningUpgradeCount());
-        db_info->SetDouble("pending_deletes", db->PendingDeleteCount());
-        db_info->SetDouble("connection_count",
-                           db->ConnectionCount() - db->PendingUpgradeCount() -
-                               db->RunningUpgradeCount());
+        db_info->SetDouble("connection_count", db->ConnectionCount());
+        db_info->SetDouble("active_open_delete", db->ActiveOpenDeleteCount());
+        db_info->SetDouble("pending_open_delete", db->PendingOpenDeleteCount());
 
         std::unique_ptr<base::ListValue> transaction_list(
             new base::ListValue());
         std::vector<const IndexedDBTransaction*> transactions =
             db->transaction_coordinator().GetTransactions();
         for (const auto* transaction : transactions) {
           std::unique_ptr<base::DictionaryValue> transaction_info(
               new base::DictionaryValue());
 
           const char* const kModes[] =
@@ skipping 349 matching lines @@
 void IndexedDBContextImpl::ResetCaches() {
   origin_set_.reset();
   origin_size_map_.clear();
 }
 
 base::SequencedTaskRunner* IndexedDBContextImpl::TaskRunner() const {
   return task_runner_.get();
 }
 
 }  // namespace content