Remove SentryTimingsCallback and use Flutter's TimingsCallback instead (#3054)

* Update

* Update CHANGELOG

* Update CHANGELOG.md

Author: buenaflor

CHANGELOG.md

@@ -6,6 +6,10 @@
 
 - `ScreenshotIntegration` not being added for web ([#3055](https://github.com/getsentry/sentry-dart/pull/3055))
 
+### Enhancements
+
+- Remove `SentryTimingsCallback` and use Flutter's `TimingsCallback` instead ([#3054](https://github.com/getsentry/sentry-dart/pull/3054))
+
 ## 9.4.0
 
 ### Fixes

flutter/lib/src/frame_callback_handler.dart

@@ -1,13 +1,10 @@
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/scheduler.dart';
 
-/// Use instead of TimingsCallback as it is not available in the Flutter min version
-typedef SentryTimingsCallback = void Function(List<FrameTiming> timings);
-
 abstract class FrameCallbackHandler {
   void addPostFrameCallback(FrameCallback callback);
-  void removeTimingsCallback(SentryTimingsCallback callback);
-  void addTimingsCallback(SentryTimingsCallback callback);
+  void removeTimingsCallback(TimingsCallback callback);
+  void addTimingsCallback(TimingsCallback callback);
 }
 
 class DefaultFrameCallbackHandler implements FrameCallbackHandler {
@@ -20,14 +17,14 @@ class DefaultFrameCallbackHandler implements FrameCallbackHandler {
   }
 
   @override
-  void addTimingsCallback(SentryTimingsCallback callback) {
+  void addTimingsCallback(TimingsCallback callback) {
     try {
       WidgetsBinding.instance.addTimingsCallback(callback);
     } catch (_) {}
   }
 
   @override
-  void removeTimingsCallback(SentryTimingsCallback callback) {
+  void removeTimingsCallback(TimingsCallback callback) {
     try {
       WidgetsBinding.instance.removeTimingsCallback(callback);
     } catch (_) {}