Layers.d.ts: Clean up.

src/core/Layers.d.ts

@@ -6,11 +6,10 @@ export class Layers {
 
 	set( channel: number ): void;
 	enable( channel: number ): void;
+	enableAll(): void;
 	toggle( channel: number ): void;
 	disable( channel: number ): void;
+	disableAll(): void;
 	test( layers: Layers ): boolean;
 
-	enableAll (): void;
-	disableAll (): void;
-
 }