Remove compiler definitions

osu.Game.Resources/Shaders/sh_Flashlight.h

@@ -1,9 +1,3 @@
-#ifndef GL_ES
-    #define lowp
-    #define mediump
-    #define highp
-#endif
-
 varying highp vec2 v_Position;
 varying lowp vec4 v_Colour;
 
@@ -19,4 +13,4 @@ lowp vec4 getColourAt(vec2, vec2, vec4);
 void main(void)
 {
     gl_FragColor = mix(getColourAt(flashlightPos - v_Position, flashlightSize, v_Colour), vec4(0.0, 0.0, 0.0, 1.0), flashlightDim);
-}
+}