Remove tooltip for LinkStyleButton

lib/src/widgets/toolbar/link_style_button.dart

@@ -56,28 +56,12 @@ class _LinkStyleButtonState extends State<LinkStyleButton> {
     widget.controller.removeListener(_didChangeSelection);
   }
 
-  final GlobalKey _toolTipKey = GlobalKey();
-
   @override
   Widget build(BuildContext context) {
     final theme = Theme.of(context);
     final isToggled = _getLinkAttributeValue() != null;
     final pressedHandler = () => _openLinkDialog(context);
-    return GestureDetector(
-      onTap: () async {
-        final dynamic tooltip = _toolTipKey.currentState;
-        tooltip.ensureTooltipVisible();
-        Future.delayed(
-          const Duration(
-            seconds: 3,
-          ),
-          tooltip.deactivate,
-        );
-      },
-      child: Tooltip(
-        key: _toolTipKey,
-        message: 'Please first select some text to transform into a link.'.i18n,
-        child: QuillIconButton(
+    return QuillIconButton(
       highlightElevation: 0,
       hoverElevation: 0,
       size: widget.iconSize * kIconButtonFactor,
@@ -87,18 +71,14 @@ class _LinkStyleButtonState extends State<LinkStyleButton> {
         color: isToggled
             ? (widget.iconTheme?.iconSelectedColor ??
                 theme.primaryIconTheme.color)
-                : (widget.iconTheme?.iconUnselectedColor ??
-                    theme.iconTheme.color),
+            : (widget.iconTheme?.iconUnselectedColor ?? theme.iconTheme.color),
       ),
       fillColor: isToggled
           ? (widget.iconTheme?.iconSelectedFillColor ??
               theme.toggleableActiveColor)
-              : (widget.iconTheme?.iconUnselectedFillColor ??
-                  theme.canvasColor),
+          : (widget.iconTheme?.iconUnselectedFillColor ?? theme.canvasColor),
       borderRadius: widget.iconTheme?.borderRadius ?? 2,
       onPressed: pressedHandler,
-        ),
-      ),
     );
   }