src/vs/editor/browser/services/editorWorkerService.ts/EditorWorkerService/computeDiff
class EditorWorkerService:	public computeDiff(original: URI, modified: URI, ignoreTrimWhitespace: boolean, maxComputationTime: number): Promise<IDiffComputationResult | null> {
		return this._workerManager.withWorker().then(client => client.computeDiff(original, modified, ignoreTrimWhitespace, maxComputationTime));
	}