remove stubs

stepmania/src/RageSoundManager.cpp

@@ -10,8 +10,6 @@
 #include "RageLog.h"
 #include "RageTimer.h"
 
-#include "RageSounds.h"
-
 #include "arch/arch.h"
 #include "arch/Sound/RageSoundDriver.h"
 #include "SDL_audio.h"
@@ -258,20 +256,6 @@ void RageSoundManager::MixAudio(Sint16 *dst, const Sint16 *src, Uint32 len, floa
 }
 
 
-void RageSoundManager::PlayMusic(CString file, bool force_loop, float start_sec, float length_sec, float fade_len)
-{
-	SOUND->PlayMusic(file, force_loop, start_sec, length_sec, fade_len);
-}
-void RageSoundManager::StopMusic()
-{
-	SOUND->StopMusic();
-}
-
-CString RageSoundManager::GetMusicPath() const
-{
-	return SOUND->GetMusicPath();
-}
-
 void RageSoundManager::SetPrefs(float MixVol)
 {
 	MixVolume = MixVol;