Linux pairing registry delegate implementation

remoting/host/pairing_registry_delegate_linux.h

Index: remoting/host/pairing_registry_delegate_linux.h
diff --git a/remoting/host/pairing_registry_delegate_linux.h b/remoting/host/pairing_registry_delegate_linux.h
new file mode 100644
index 0000000000000000000000000000000000000000..110594f918340d98fc5cc320938654b5b754b709
--- /dev/null
+++ b/remoting/host/pairing_registry_delegate_linux.h
@@ -0,0 +1,45 @@
+// 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.
+
+#ifndef REMOTING_PROTOCOL_PAIRING_REGISTRY_DELEGATE_LINUX_H_
+#define REMOTING_PROTOCOL_PAIRING_REGISTRY_DELEGATE_LINUX_H_
+
+#include "remoting/protocol/pairing_registry.h"
+
+#include "base/files/file_path.h"
+#include "base/memory/weak_ptr.h"
+
+namespace remoting {
+namespace protocol {
+
+class PairingRegistryDelegateLinux : public PairingRegistry::Delegate {
+ public:
+  explicit PairingRegistryDelegateLinux(
+      scoped_refptr<base::TaskRunner> task_runner);
+
+  // PairingRegistry::Delegate interface
+  virtual void Save(
+      const PairingRegistry::PairedClients& paired_clients) OVERRIDE;
+  virtual PairingRegistry::PairedClients LoadOnCurrentThread() OVERRIDE;
+
+ private:
+  FRIEND_TEST_ALL_PREFIXES(PairingRegistryDelegateLinuxTest, SaveAndLoad);
+
+  void SaveOnCurrentThread(
+      const PairingRegistry::PairedClients& paired_clients);
+  bool GetRegistryFilePath(base::FilePath* path);
+  void SetFilenameForTesting(const base::FilePath &filename);

[Wez, 2013/06/01 01:34:41]

nit: Add comments to explain these members, e.g. what a false return from
GetRegistryFilePath means

[Jamie, 2013/06/19 17:56:44]

Done.

+
+  scoped_refptr<base::TaskRunner> task_runner_;
+  base::WeakPtrFactory<PairingRegistryDelegateLinux> weak_factory_;

[Wez, 2013/06/01 01:34:41]

This member should be the last in the class.

[Jamie, 2013/06/19 17:56:44]

Done.

+
+  base::FilePath filename_for_testing_;
+
+  DISALLOW_COPY_AND_ASSIGN(PairingRegistryDelegateLinux);
+};
+
+}  // namespace protocol
+}  // namespace remoting
+
+#endif  // REMOTING_PROTOCOL_PAIRING_REGISTRY_DELEGATE_LINUX_H_