src/vs/workbench/contrib/output/electron-sandbox/outputChannelModelService.ts/OutputChannelModelService/createOutputChannelModel
class OutputChannelModelService:	override createOutputChannelModel(id: string, modelUri: URI, mimeType: string, file?: URI): IOutputChannelModel {
		return file ? super.createOutputChannelModel(id, modelUri, mimeType, file) :
			this.instantiationService.createInstance(DelegatedOutputChannelModel, id, modelUri, mimeType, this.outputDir);
	}