cleanup & improve existing code

Author: vaind

dart/lib/src/protocol/breadcrumb.dart

@@ -96,21 +96,17 @@ class Breadcrumb {
     String? viewId,
     String? viewClass,
   }) {
-    final newData = data ?? {};
-    if (viewId != null) {
-      newData['view.id'] = viewId;
-    }
-    if (viewClass != null) {
-      newData['view.class'] = viewClass;
-    }
-
     return Breadcrumb(
       message: message,
       level: level,
       category: 'ui.$subCategory',
       type: 'user',
       timestamp: timestamp,
-      data: newData,
+      data: {
+        if (viewId != null) 'view.id': viewId,
+        if (viewClass != null) 'view.class': viewClass,
+        if (data != null) ...data,
+      },
     );
   }
 

flutter/lib/src/sentry_flutter_options.dart

@@ -184,14 +184,14 @@ class SentryFlutterOptions extends SentryOptions {
   ///
   /// Requires adding the [SentryUserInteractionWidget] to the widget tree.
   /// Example:
-  /// runApp(SentryUserInteractionWidget(child: App()));
+  /// runApp(SentryWidget(child: App()));
   bool enableUserInteractionBreadcrumbs = true;
 
   /// Enables the Auto instrumentation for user interaction tracing.
   ///
   /// Requires adding the [SentryUserInteractionWidget] to the widget tree.
   /// Example:
-  /// runApp(SentryUserInteractionWidget(child: App()));
+  /// runApp(SentryWidget(child: App()));
   bool enableUserInteractionTracing = true;
 
   /// Enable or disable the tracing of time to full display (TTFD).

flutter/lib/src/user_interaction/sentry_user_interaction_widget.dart

@@ -223,7 +223,7 @@ Element? _clickTrackerElement;
 /// Mostly for onPressed, onTap, and onLongPress events
 ///
 /// Example on how to set up:
-/// runApp(SentryUserInteractionWidget(child: App()));
+/// runApp(SentryWidget(child: App()));
 ///
 /// For transactions, enable it in the [SentryFlutterOptions.enableUserInteractionTracing].
 /// The idle timeout can be configured in the [SentryOptions.idleTimeout].