1 files changed, 43 insertions, 0 deletions
diff --git a/dom/media/mediacapabilities/BenchmarkStorageParent.h b/dom/media/mediacapabilities/BenchmarkStorageParent.h
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index 0000000000..e9c8f9dd9b
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+++ b/dom/media/mediacapabilities/BenchmarkStorageParent.h
@@ -0,0 +1,43 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef include_dom_media_mediacapabilities_BenchmarkStorageParent_h
+#define include_dom_media_mediacapabilities_BenchmarkStorageParent_h
+
+#include "mozilla/PBenchmarkStorageParent.h"
+
+namespace mozilla {
+class KeyValueStorage;
+
+using mozilla::ipc::IPCResult;
+
+class BenchmarkStorageParent : public PBenchmarkStorageParent {
+  friend class PBenchmarkStorageParent;
+
+ public:
+  BenchmarkStorageParent();
+
+  IPCResult RecvPut(const nsCString& aDbName, const nsCString& aKey,
+                    const int32_t& aValue);
+
+  IPCResult RecvGet(const nsCString& aDbName, const nsCString& aKey,
+                    GetResolver&& aResolve);
+
+  IPCResult RecvCheckVersion(const nsCString& aDbName, int32_t aVersion);
+
+  /* Helper methods exposed here to be tested via gtest. */
+  static void MovingAverage(int32_t& aAverage, int32_t& aWindow,
+                            const int32_t aValue);
+  static int32_t ParseStoredValue(int32_t aValue, int32_t& aWindow);
+  static int32_t PrepareStoredValue(int32_t aScore, int32_t aWindow);
+
+ private:
+  RefPtr<KeyValueStorage> mStorage;
+};
+
+}  // namespace mozilla
+
+#endif  // include_dom_media_mediacapabilities_BenchmarkStorageParent_h