kmsdrm: Remove moved file

src/video/kmsdrm/SDL_kmsdrmevents_c.h

@@ -1,31 +0,0 @@
-/*
-  Simple DirectMedia Layer
-  Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
-
-  This software is provided 'as-is', without any express or implied
-  warranty.  In no event will the authors be held liable for any damages
-  arising from the use of this software.
-
-  Permission is granted to anyone to use this software for any purpose,
-  including commercial applications, and to alter it and redistribute it
-  freely, subject to the following restrictions:
-
-  1. The origin of this software must not be misrepresented; you must not
-     claim that you wrote the original software. If you use this software
-     in a product, an acknowledgment in the product documentation would be
-     appreciated but is not required.
-  2. Altered source versions must be plainly marked as such, and must not be
-     misrepresented as being the original software.
-  3. This notice may not be removed or altered from any source distribution.
-*/
-
-#ifndef _SDL_kmsdrmevents_c_h
-#define _SDL_kmsdrmevents_c_h
-
-#include "SDL_kmsdrmvideo.h"
-
-void KMSDRM_PumpEvents(_THIS);
-void KMSDRM_EventInit(_THIS);
-void KMSDRM_EventQuit(_THIS);
-
-#endif /* _SDL_kmsdrmevents_c_h */