NOT FOR COMMIT: Add DeviceInfo type and ChangeProcessor

sync/test/mock_transaction_observer.h

Index: sync/test/mock_transaction_observer.h
diff --git a/sync/test/mock_transaction_observer.h b/sync/test/mock_transaction_observer.h
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+// 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.
+
+#ifndef SYNC_TEST_MOCK_TRANSACTION_OBSERVER_H_
+#define SYNC_TEST_MOCK_TRANSACTION_OBSERVER_H_
+
+#include "base/memory/weak_ptr.h"
+#include "sync/internal_api/public/base/model_type.h"
+#include "sync/syncable/transaction_observer.h"
+#include "sync/syncable/write_transaction_info.h"
+
+namespace syncer {
+namespace syncable {
+
+class MockTransactionObserver :

[Nicolas Zea, 2012/09/13 00:45:55]

comment about purpose of the class

[rlarocque, 2012/09/14 01:03:07]

Done.

+  public base::SupportsWeakPtr<MockTransactionObserver>,
+  public TransactionObserver {
+ public:
+  MockTransactionObserver();
+  virtual void OnTransactionWrite(
+      const ImmutableWriteTransactionInfo& write_transaction_info,
+      ModelTypeSet models_with_changes) OVERRIDE;
+
+  int transactions_observed();
+
+ protected:
+  virtual ~MockTransactionObserver();
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(MockTransactionObserver);
+
+  base::WeakPtrFactory<MockTransactionObserver> weak_ptr_factory_;

[Nicolas Zea, 2012/09/13 00:45:55]

weak ptr factory and SupportsWeakPtr?

[rlarocque, 2012/09/14 01:03:07]

Whoops.  Fixed.

+  int transactions_observed_;
+};
+
+}  // namespace syncable
+}  // namespace syncer
+
+
+#endif  // SYNC_TEST_MOCK_TRANSACTION_OBSERVER_H_