src/vs/workbench/contrib/extensions/browser/extensionEditor.ts/ExtensionEditor/resolveKeybinding
class ExtensionEditor:	private resolveKeybinding(rawKeyBinding: IKeyBinding): ResolvedKeybinding | null {
		let key: string | undefined;

		switch (platform) {
			case 'win32': key = rawKeyBinding.win; break;
			case 'linux': key = rawKeyBinding.linux; break;
			case 'darwin': key = rawKeyBinding.mac; break;
		}

		return this.keybindingService.resolveUserBinding(key || rawKeyBinding.key)[0];
	}