src/vs/workbench/contrib/scm/common/scmService.ts/SCMService/constructor
class SCMService:	constructor(
		@ILogService private readonly logService: ILogService,
		@IContextKeyService contextKeyService: IContextKeyService,
		@IStorageService private storageService: IStorageService
	) {
		this.providerCount = contextKeyService.createKey('scm.providerCount', 0);
	}