TS: Clean up

examples/jsm/loaders/ColladaLoader.d.ts

@@ -22,7 +22,7 @@ export class Collada {
   load(url: string, onLoad: (collada: Collada) => void, onProgress?: (event: ProgressEvent) => void, onError?: (event: ErrorEvent) => void) : void;
 	setPath(path: string) : this;
   setResourcePath(path: string) : this;
-  setCrossOrigin(value: string): void;
+  setCrossOrigin(value: string): this;
 
   parse(text: string, path: string) : Collada;
 }

examples/jsm/loaders/GLTFLoader.d.ts

@@ -21,7 +21,7 @@ export class GLTFLoader {
   load(url: string, onLoad: (gltf: GLTF) => void, onProgress?: (event: ProgressEvent) => void, onError?: (event: ErrorEvent) => void) : void;
   setPath(path: string) : GLTFLoader;
   setResourcePath(path: string) : GLTFLoader;
-  setCrossOrigin(value: string): void;
-  setDRACOLoader(dracoLoader: object): void;
+  setCrossOrigin(value: string): GLTFLoader;
+  setDRACOLoader(dracoLoader: object): GLTFLoader;
   parse(data: ArrayBuffer | string, path: string, onLoad: (gltf: GLTF) => void, onError?: (event: ErrorEvent) => void) : void;
 }