src/vs/workbench/contrib/mergeEditor/browser/mergeEditorSerializer.ts/MergeEditorSerializer/toJSON
class MergeEditorSerializer:	toJSON(editor: MergeEditorInput): MergeEditorInputJSON {
		return {
			base: editor.base,
			input1: editor.input1,
			input2: editor.input2,
			result: editor.result,
		};
	}