src/vs/workbench/contrib/userDataSync/browser/userDataSync.ts/UserDataRemoteContentProvider/provideTextContent
class UserDataRemoteContentProvider:	provideTextContent(uri: URI): Promise<ITextModel> | null {
		if (uri.scheme === USER_DATA_SYNC_SCHEME) {
			return this.userDataSyncService.resolveContent(uri).then(content => this.modelService.createModel(content || '', this.languageService.createById('jsonc'), uri));
		}
		return null;
	}