src/vs/workbench/contrib/preferences/browser/keybindingsEditor.ts/Delegate/getHeight
class Delegate:	getHeight(element: IKeybindingItemEntry) {
		if (element.templateId === KEYBINDING_ENTRY_TEMPLATE_ID) {
			const commandIdMatched = (<IKeybindingItemEntry>element).keybindingItem.commandLabel && (<IKeybindingItemEntry>element).commandIdMatches;
			const commandDefaultLabelMatched = !!(<IKeybindingItemEntry>element).commandDefaultLabelMatches;
			if (commandIdMatched && commandDefaultLabelMatched) {
				return 60;
			}
			if (commandIdMatched || commandDefaultLabelMatched) {
				return 40;
			}
		}
		return 24;
	}