formatted code

lib/single-file/single-file-browser.js

@@ -157,7 +157,7 @@ this.SingleFile = this.SingleFile || (() => {
 		static preservedSpaceAttributeName() {
 			return docHelper.PRESERVED_SPACE_ELEMENT_ATTRIBUTE_NAME;
 		}
-		
+
 		static removedContentAttributeName() {
 			return docHelper.REMOVED_CONTENT_ATTRIBUTE_NAME;
 		}
@@ -165,4 +165,4 @@ this.SingleFile = this.SingleFile || (() => {
 
 	return { getClass: () => SingleFileCore.getClass(Download, DOM, URL) };
 
-})();
+})();