src/vs/workbench/contrib/output/common/outputChannelModel.ts/BufferredOutputChannel/createModel
class BufferredOutputChannel:	private createModel(content: string): ITextModel {
		const model = this.modelService.createModel(content, this.modeService.create(this.mimeType), this.modelUri);
		const disposable = model.onWillDispose(() => {
			this.model = null;
			dispose(disposable);
		});
		return model;
	}