src/vs/editor/browser/services/editorWorkerService.ts/EditorWorkerClient/computedUnicodeHighlights
class EditorWorkerClient:	public computedUnicodeHighlights(uri: URI, options: UnicodeHighlighterOptions, range?: IRange): Promise<IUnicodeHighlightsResult> {
		return this._withSyncedResources([uri]).then(proxy => {
			return proxy.computeUnicodeHighlights(uri.toString(), options, range);
		});
	}