src/vs/editor/contrib/gotoSymbol/browser/link/clickLinkGesture.ts/ClickLinkKeyboardEvent/constructor
class ClickLinkKeyboardEvent:	constructor(source: IKeyboardEvent, opts: ClickLinkOptions) {
		this.keyCodeIsTriggerKey = (source.keyCode === opts.triggerKey);
		this.keyCodeIsSideBySideKey = (source.keyCode === opts.triggerSideBySideKey);
		this.hasTriggerModifier = hasModifier(source, opts.triggerModifier);
	}