src/vs/workbench/api/browser/mainThreadSearch.ts/MainThreadSearch/$handleFileMatch
class MainThreadSearch:	$handleFileMatch(handle: number, session: number, data: UriComponents[]): void {
		const provider = this._searchProvider.get(handle);
		if (!provider) {
			throw new Error('Got result for unknown provider');
		}

		provider.handleFindMatch(session, data);
	}