Remove getter for final operator

A getter for a final variable makes no sense, because the variable
cannot be reassigned. It is better to remove the unnecessary getter
and make the variable public.

lib/src/widgets/cursor.dart

@@ -60,7 +60,7 @@ class CursorCont extends ChangeNotifier {
     required CursorStyle style,
     required TickerProvider tickerProvider,
   })  : _style = style,
-        _blink = ValueNotifier(false),
+        blink = ValueNotifier(false),
         color = ValueNotifier(style.color) {
     _blinkOpacityCont =
         AnimationController(vsync: tickerProvider, duration: _FADE_DURATION);
@@ -68,17 +68,13 @@ class CursorCont extends ChangeNotifier {
   }
 
   final ValueNotifier<bool> show;
-  final ValueNotifier<bool> _blink;
+  final ValueNotifier<bool> blink;
   final ValueNotifier<Color> color;
   late AnimationController _blinkOpacityCont;
   Timer? _cursorTimer;
   bool _targetCursorVisibility = false;
   CursorStyle _style;
 
-  ValueNotifier<bool> get cursorBlink => _blink;
-
-  ValueNotifier<Color> get cursorColor => color;
-
   CursorStyle get style => _style;
 
   set style(CursorStyle value) {
@@ -93,7 +89,7 @@ class CursorCont extends ChangeNotifier {
     stopCursorTimer();
     _blinkOpacityCont.dispose();
     show.dispose();
-    _blink.dispose();
+    blink.dispose();
     color.dispose();
     assert(_cursorTimer == null);
     super.dispose();
@@ -154,7 +150,7 @@ class CursorCont extends ChangeNotifier {
 
   void _onColorTick() {
     color.value = _style.color.withOpacity(_blinkOpacityCont.value);
-    _blink.value = show.value && _blinkOpacityCont.value > 0;
+    blink.value = show.value && _blinkOpacityCont.value > 0;
   }
 }
 

lib/src/widgets/text_line.dart

@@ -575,7 +575,7 @@ class RenderEditableTextLine extends RenderEditableBox {
     }
     if (containsCursor()) {
       cursorCont.addListener(markNeedsLayout);
-      cursorCont.cursorColor.addListener(markNeedsPaint);
+      cursorCont.color.addListener(markNeedsPaint);
     }
   }
 
@@ -587,7 +587,7 @@ class RenderEditableTextLine extends RenderEditableBox {
     }
     if (containsCursor()) {
       cursorCont.removeListener(markNeedsLayout);
-      cursorCont.cursorColor.removeListener(markNeedsPaint);
+      cursorCont.color.removeListener(markNeedsPaint);
     }
   }
 
@@ -728,7 +728,7 @@ class RenderEditableTextLine extends RenderEditableBox {
         _body,
         cursorCont.style,
         _caretPrototype,
-        cursorCont.cursorColor.value,
+        cursorCont.color.value,
         devicePixelRatio,
       );