[IndexedDB] Closing mojo connections when renderer quits

content/browser/indexed_db/indexed_db_database_unittest.cc

 // Copyright 2013 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_database.h"
 
 #include <stdint.h>
 #include <set>
 #include <utility>
 
 #include "base/auto_reset.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/run_loop.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "content/browser/indexed_db/indexed_db.h"
 #include "content/browser/indexed_db/indexed_db_backing_store.h"
 #include "content/browser/indexed_db/indexed_db_callbacks.h"
 #include "content/browser/indexed_db/indexed_db_class_factory.h"
 #include "content/browser/indexed_db/indexed_db_connection.h"
 #include "content/browser/indexed_db/indexed_db_cursor.h"
 #include "content/browser/indexed_db/indexed_db_fake_backing_store.h"
 #include "content/browser/indexed_db/indexed_db_transaction.h"
 #include "content/browser/indexed_db/indexed_db_value.h"
 #include "content/browser/indexed_db/mock_indexed_db_callbacks.h"
@@ skipping 117 matching lines @@
                               blink::WebIDBTransactionModeReadOnly);
 
   request->connection()->ForceClose();
 
   EXPECT_TRUE(backing_store->HasOneRef());  // local
   EXPECT_TRUE(callbacks->abort_called());
 }
 
 class MockCallbacks : public IndexedDBCallbacks {
  public:
-  MockCallbacks() : IndexedDBCallbacks(nullptr, url::Origin(), nullptr) {}
+  MockCallbacks()
+      : IndexedDBCallbacks(nullptr,
+                           url::Origin(),
+                           nullptr,
+                           base::ThreadTaskRunnerHandle::Get()) {}
 
   void OnBlocked(int64_t existing_version) override { blocked_called_ = true; }
   void OnSuccess(int64_t result) override { success_called_ = true; }
   void OnError(const IndexedDBDatabaseError& error) override {
     error_called_ = true;
   }
 
   bool blocked_called() const { return blocked_called_; }
   bool success_called() const { return success_called_; }
   bool error_called() const { return error_called_; }
@@ skipping 262 matching lines @@
   EXPECT_EQ(1ULL, db_->metadata().object_stores.size());
 
   // This will execute the Put then Delete.
   RunPostedTasks();
   EXPECT_EQ(0ULL, db_->metadata().object_stores.size());
 
   transaction_->Commit();  // Cleans up the object hierarchy.
 }
 
 }  // namespace content