Remove accentColor et al. from tests (#78449)

dev/benchmarks/test_apps/stocks/lib/stock_home.dart

@@ -286,7 +286,7 @@ class StockHomeState extends State<StockHome> {
   AppBar buildSearchBar() {
     return AppBar(
       leading: BackButton(
-        color: Theme.of(context).accentColor,
+        color: Theme.of(context).colorScheme.secondary,
       ),
       title: TextField(
         controller: _searchQuery,
@@ -310,7 +310,7 @@ class StockHomeState extends State<StockHome> {
     return FloatingActionButton(
       tooltip: 'Create company',
       child: const Icon(Icons.add),
-      backgroundColor: Theme.of(context).accentColor,
+      backgroundColor: Theme.of(context).colorScheme.secondary,
       onPressed: _handleCreateCompany,
     );
   }

dev/integration_tests/flutter_gallery/lib/demo/material/bottom_app_bar_demo.dart

@@ -437,7 +437,7 @@ class _DiamondFab extends StatelessWidget {
           width: 56.0,
           height: 56.0,
           child: IconTheme.merge(
-            data: IconThemeData(color: Theme.of(context).accentIconTheme.color),
+            data: IconThemeData(color: Theme.of(context).colorScheme.secondary),
             child: child!,
           ),
         ),

dev/manual_tests/lib/overlay_geometry.dart

@@ -204,13 +204,10 @@ class OverlayGeometryAppState extends State<OverlayGeometryApp> {
 }
 
 void main() {
-  runApp(MaterialApp(
-    theme: ThemeData(
-      brightness: Brightness.light,
-      primarySwatch: Colors.blue,
-      accentColor: Colors.redAccent,
-    ),
+  runApp(
+    const MaterialApp(
       title: 'Cards',
-    home: const OverlayGeometryApp(),
-  ));
+      home: OverlayGeometryApp(),
+    ),
+  );
 }

dev/manual_tests/lib/page_view.dart

@@ -141,13 +141,10 @@ class PageViewAppState extends State<PageViewApp> {
 }
 
 void main() {
-  runApp(MaterialApp(
+  runApp(
+    const MaterialApp(
       title: 'PageView',
-    theme: ThemeData(
-      brightness: Brightness.light,
-      primarySwatch: Colors.blue,
-      accentColor: Colors.redAccent,
+      home: PageViewApp(),
     ),
-    home: const PageViewApp(),
-  ));
+  );
 }

packages/flutter/test/material/scaffold_test.dart

@@ -1848,7 +1848,7 @@ void main() {
                 child: Text('This is a Material persistent bottom sheet. Drag downwards to dismiss it.',
                   textAlign: TextAlign.center,
                   style: TextStyle(
-                    color: themeData.accentColor,
+                    color: themeData.colorScheme.secondary,
                     fontSize: 24.0,
                   ),
                 ),

packages/flutter/test/material/snack_bar_test.dart

@@ -690,14 +690,12 @@ void main() {
       },
     );
 
-    final ThemeData theme = ThemeData.raw(
+    final ThemeData theme = ThemeData.light().copyWith(
       visualDensity: VisualDensity.standard,
       primaryColor: Colors.black,
       primaryColorBrightness: Brightness.dark,
       primaryColorLight: Colors.black,
       primaryColorDark: Colors.black,
-      accentColor: Colors.black,
-      accentColorBrightness: Brightness.dark,
       canvasColor: Colors.black,
       shadowColor: Colors.black,
       scaffoldBackgroundColor: Colors.black,
@@ -727,11 +725,9 @@ void main() {
       toggleableActiveColor: Colors.black,
       textTheme: ThemeData.dark().textTheme,
       primaryTextTheme: ThemeData.dark().textTheme,
-      accentTextTheme: ThemeData.dark().textTheme,
       inputDecorationTheme: ThemeData.dark().inputDecorationTheme.copyWith(border: const OutlineInputBorder()),
       iconTheme: ThemeData.dark().iconTheme,
       primaryIconTheme: ThemeData.dark().iconTheme,
-      accentIconTheme: ThemeData.dark().iconTheme,
       sliderTheme: sliderTheme,
       tabBarTheme: const TabBarTheme(labelColor: Colors.black),
       tooltipTheme: const TooltipThemeData(height: 100),

packages/flutter/test/widgets/editable_text_test.dart

@@ -5888,8 +5888,11 @@ void main() {
     testWidgets('TextEditingController.buildTextSpan receives build context', (WidgetTester tester) async {
       final _AccentColorTextEditingController controller = _AccentColorTextEditingController('a');
       const Color color = Color.fromARGB(255, 1, 2, 3);
+      final ThemeData lightTheme = ThemeData.light();
       await tester.pumpWidget(MaterialApp(
-        theme: ThemeData.light().copyWith(accentColor: color),
+        theme: lightTheme.copyWith(
+          colorScheme: lightTheme.colorScheme.copyWith(secondary: color),
+        ),
         home: EditableText(
           controller: controller,
           focusNode: FocusNode(),
@@ -7559,7 +7562,7 @@ class _AccentColorTextEditingController extends TextEditingController {
 
   @override
   TextSpan buildTextSpan({required BuildContext context, TextStyle? style, required bool withComposing}) {
-    final Color color = Theme.of(context).accentColor;
+    final Color color = Theme.of(context).colorScheme.secondary;
     return super.buildTextSpan(context: context, style: TextStyle(color: color), withComposing: withComposing);
   }
 }