vout: remove unimplemented GET_OPENGL controls

modules/codec/omxil/vout.c

@@ -464,7 +464,6 @@ static int Control(vout_display_t *vd, int query, va_list args)
     case VOUT_DISPLAY_CHANGE_DISPLAY_FILLED:
     case VOUT_DISPLAY_CHANGE_ZOOM:
     case VOUT_DISPLAY_CHANGE_SOURCE_CROP:
-    case VOUT_DISPLAY_GET_OPENGL:
         return VLC_EGENERIC;
     }
 }

modules/hw/mmal/vout.c

@@ -631,7 +631,6 @@ static int vd_control(vout_display_t *vd, int query, va_list args)
 
         case VOUT_DISPLAY_CHANGE_ZOOM:
         case VOUT_DISPLAY_RESET_PICTURES:
-        case VOUT_DISPLAY_GET_OPENGL:
             msg_Warn(vd, "Unsupported control query %d", query);
             break;
 

modules/video_output/android/opaque.c

@@ -345,7 +345,6 @@ static int Control(vout_display_t *vd, int query, va_list args)
     case VOUT_DISPLAY_CHANGE_DISPLAY_FILLED:
     case VOUT_DISPLAY_CHANGE_ZOOM:
     case VOUT_DISPLAY_CHANGE_SOURCE_ASPECT:
-    case VOUT_DISPLAY_GET_OPENGL:
         return VLC_EGENERIC;
     }
 }

modules/video_output/android/surface.c

@@ -482,7 +482,6 @@ static int Control(vout_display_t *vd, int query, va_list args)
     case VOUT_DISPLAY_CHANGE_DISPLAY_FILLED:
     case VOUT_DISPLAY_CHANGE_ZOOM:
     case VOUT_DISPLAY_CHANGE_SOURCE_ASPECT:
-    case VOUT_DISPLAY_GET_OPENGL:
         return VLC_EGENERIC;
     }
 }

modules/video_output/kva.c

@@ -511,7 +511,6 @@ static int Control( vout_display_t *vd, int query, va_list args )
 
     case VOUT_DISPLAY_RESET_PICTURES:
     case VOUT_DISPLAY_CHANGE_DISPLAY_FILLED:
-    case VOUT_DISPLAY_GET_OPENGL:
         /* TODO */
         break;
     }