Remove unnecessary Src/ folders

Source/Core/AudioCommon/XAudio2_7Stream.h

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+// Copyright 2013 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+// This audio backend uses XAudio2 via XAudio2_7.dll
+// This version of the library is included in the June 2010 DirectX SDK and
+// works on all versions of Windows, however the SDK and/or redist must be
+// seperately installed.
+// Therefore this backend is available iff:
+//  * SDK is available at compile-time
+//  * runtime dll is available at runtime
+
+#pragma once
+
+#include <memory>
+#include "Thread.h"
+#include "SoundStream.h"
+
+#ifdef _WIN32
+
+#include <Windows.h>
+
+struct StreamingVoiceContext2_7;
+struct IXAudio2;
+struct IXAudio2MasteringVoice;
+
+#endif
+
+class XAudio2_7 : public SoundStream
+{
+#ifdef _WIN32
+
+private:
+	static void ReleaseIXAudio2(IXAudio2 *ptr);
+
+	class Releaser
+	{
+	public:
+		template <typename R>
+		void operator()(R *ptr)
+		{
+			ReleaseIXAudio2(ptr);
+		}
+	};
+
+	std::unique_ptr<IXAudio2, Releaser> m_xaudio2;
+	std::unique_ptr<StreamingVoiceContext2_7> m_voice_context;
+	IXAudio2MasteringVoice *m_mastering_voice;
+
+	Common::Event m_sound_sync_event;
+	float m_volume;
+
+	const bool m_cleanup_com;
+
+	static HMODULE m_xaudio2_dll;
+
+	static bool InitLibrary();
+
+public:
+	XAudio2_7(CMixer *mixer);
+	virtual ~XAudio2_7();
+ 
+	virtual bool Start();
+	virtual void Stop();
+
+	virtual void Update();
+	virtual void Clear(bool mute);
+	virtual void SetVolume(int volume);
+	virtual bool usesMixer() const;
+
+	static bool isValid() { return InitLibrary(); }
+
+#else
+
+public:
+	XAudio2_7(CMixer *mixer)
+		: SoundStream(mixer)
+	{}
+
+#endif
+};