src/vs/workbench/contrib/webviewPanel/browser/webviewCommands.ts/HideWebViewEditorFindCommand/constructor
class HideWebViewEditorFindCommand:	constructor() {
		super({
			id: HideWebViewEditorFindCommand.ID,
			title: HideWebViewEditorFindCommand.LABEL,
			keybinding: {
				when: ContextKeyExpr.and(webviewActiveContextKeyExpr, KEYBINDING_CONTEXT_WEBVIEW_FIND_WIDGET_VISIBLE),
				primary: KeyCode.Escape,
				weight: KeybindingWeight.EditorContrib
			}
		});
	}