kill some unused variables, grar

src/clouds.h

@@ -81,7 +81,6 @@ private:
 	video::SMaterial m_material;
 	core::aabbox3d<f32> m_box;
 	float m_cloud_y;
-	float m_brightness;
 	video::SColorf m_color;
 	u32 m_seed;
 	v2f m_camera_pos;

src/guiMainMenu.cpp

@@ -58,8 +58,10 @@ GUIMainMenu::GUIMainMenu(gui::IGUIEnvironment* env,
 	GUIModalMenu(env, parent, id, menumgr),
 	m_data(data),
 	m_accepted(false),
-	m_gamecallback(gamecallback),
-	m_sound(sound)
+#if USE_SOUND == 1
+	m_sound(sound),
+#endif
+	m_gamecallback(gamecallback)
 {
 	assert(m_data);
 	this->env = env;

src/guiMainMenu.h

@@ -184,7 +184,9 @@ private:
 	MainMenuData *m_data;
 	bool m_accepted;
 	IGameCallback *m_gamecallback;
+#if USE_SOUND == 1
 	ISoundManager *m_sound;
+#endif
 
 	gui::IGUIEnvironment* env;
 	gui::IGUIElement* parent;

src/http.h

@@ -103,8 +103,7 @@ class HTTPRemoteClient
 {
 public:
 	HTTPRemoteClient(TCPSocket *sock, HTTPServer *server):
-		m_response(""),
-		m_auth(false)
+		m_response("")
 	{
 		m_socket = sock;
 		m_server = server;
@@ -134,7 +133,6 @@ private:
 	HTTPRequestHeaders m_recv_headers;
 	HTTPResponseHeaders m_send_headers;
 	std::string m_response;
-	bool m_auth;
 	TCPSocket *m_socket;
 	HTTPServer *m_server;
 };

src/sky.h

@@ -84,7 +84,6 @@ private:
 	video::SColor m_skycolor;
 	video::SColorf m_cloudcolor_f;
 	v3f m_stars[SKY_STAR_COUNT];
-	u16 m_star_indices[SKY_STAR_COUNT*4];
 	video::S3DVertex m_star_vertices[SKY_STAR_COUNT*4];
 };