src/vs/workbench/common/editor/diffEditorModel.ts/DiffEditorModel/dispose
class DiffEditorModel:	override dispose(): void {

		// Do not propagate the dispose() call to the two models inside. We never created the two models
		// (original and modified) so we can not dispose them without sideeffects. Rather rely on the
		// models getting disposed when their related inputs get disposed from the diffEditorInput.

		super.dispose();
	}