[Nokia N-Gage] Move VideoBootStrap declaration where it belongs

Author: mupfdev

src/video/SDL_sysvideo.h

@@ -519,6 +519,7 @@ extern VideoBootStrap PSP_bootstrap;
 extern VideoBootStrap VITA_bootstrap;
 extern VideoBootStrap RISCOS_bootstrap;
 extern VideoBootStrap N3DS_bootstrap;
+extern VideoBootStrap NGAGE_bootstrap;
 extern VideoBootStrap RPI_bootstrap;
 extern VideoBootStrap KMSDRM_bootstrap;
 extern VideoBootStrap DUMMY_bootstrap;

src/video/SDL_video.c

@@ -75,10 +75,6 @@
 #include <unistd.h>
 #endif
 
-#ifdef SDL_PLATFORM_NGAGE
-extern VideoBootStrap NGAGE_bootstrap;
-#endif
-
 // Available video drivers
 static VideoBootStrap *bootstrap[] = {
 #ifdef SDL_VIDEO_DRIVER_PRIVATE