src/vs/platform/protocol/electron-main/protocolMainService.ts/ProtocolMainService/handleFileRequest
class ProtocolMainService:	private handleFileRequest(request: Electron.ProtocolRequest, callback: ProtocolCallback) {
		const uri = URI.parse(request.url);

		this.logService.error(`Refused to load resource ${uri.fsPath} from ${Schemas.file}: protocol (original URL: ${request.url})`);

		return callback({ error: -3 /* ABORTED */ });
	}