IndexedDB: IndexedDBDatabase::Create() returning db/status tuple.

content/browser/indexed_db/indexed_db_transaction_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_transaction.h"
 
 #include <stdint.h>
 
 #include "base/bind.h"
 #include "base/logging.h"
@@ skipping 30 matching lines @@
   IndexedDBTransactionTest() : factory_(new MockIndexedDBFactory()) {
     backing_store_ = new IndexedDBFakeBackingStore();
     CreateDB();
   }
 
   void CreateDB() {
     // DB is created here instead of the constructor to workaround a
     // "peculiarity of C++". More info at
     // https://github.com/google/googletest/blob/master/googletest/docs/FAQ.md#my-compiler-complains-that-a-constructor-or-destructor-cannot-return-a-value-whats-going-on
     leveldb::Status s;
-    db_ = IndexedDBDatabase::Create(base::ASCIIToUTF16("db"),
-                                    backing_store_.get(),
-                                    factory_.get(),
-                                    IndexedDBDatabase::Identifier(),
-                                    &s);
+    std::tie(db_, s) = IndexedDBDatabase::Create(
+        base::ASCIIToUTF16("db"), backing_store_.get(), factory_.get(),
+        IndexedDBDatabase::Identifier());
     ASSERT_TRUE(s.ok());
   }
 
   void RunPostedTasks() { base::RunLoop().RunUntilIdle(); }
   void DummyOperation(IndexedDBTransaction* transaction) {}
   void AbortableOperation(AbortObserver* observer,
                           IndexedDBTransaction* transaction) {
     transaction->ScheduleAbortTask(
         base::Bind(&AbortObserver::AbortTask, base::Unretained(observer)));
   }
@@ skipping 341 matching lines @@
 
 static const blink::WebIDBTransactionMode kTestModes[] = {
     blink::WebIDBTransactionModeReadOnly, blink::WebIDBTransactionModeReadWrite,
     blink::WebIDBTransactionModeVersionChange};
 
 INSTANTIATE_TEST_CASE_P(IndexedDBTransactions,
                         IndexedDBTransactionTestMode,
                         ::testing::ValuesIn(kTestModes));
 
 }  // namespace content