refactor tab bar behaviour; respect scroll preferences of websites;

app/lib/features/geckoview/domain/entities/states/tab.dart

@@ -64,6 +64,7 @@ class TabState extends WebPageInfo {
   final bool isPrivate;
   final bool isFullScreen;
   final bool isLoading;
+  final bool showToolbarAsExpanded;
 
   bool get isFinishedLoading => !isLoading && progress == 100;
 
@@ -84,6 +85,7 @@ class TabState extends WebPageInfo {
     required this.isPrivate,
     required this.isFullScreen,
     required this.isLoading,
+    required this.showToolbarAsExpanded,
     required this.securityInfoState,
     required this.historyState,
     required this.readerableState,
@@ -102,6 +104,7 @@ class TabState extends WebPageInfo {
     isPrivate: false,
     isFullScreen: false,
     isLoading: false,
+    showToolbarAsExpanded: false,
     securityInfoState: SecurityState.$default(),
     historyState: HistoryState.$default(),
     readerableState: ReaderableState.$default(),
@@ -120,6 +123,7 @@ class TabState extends WebPageInfo {
     isPrivate,
     isFullScreen,
     isLoading,
+    showToolbarAsExpanded,
     securityInfoState,
     historyState,
     readerableState,

app/lib/features/geckoview/domain/entities/states/tab.g.dart

@@ -27,6 +27,8 @@ abstract class _$TabStateCWProxy {
 
   TabState isLoading(bool isLoading);
 
+  TabState showToolbarAsExpanded(bool showToolbarAsExpanded);
+
   TabState securityInfoState(SecurityState securityInfoState);
 
   TabState historyState(HistoryState historyState);
@@ -53,6 +55,7 @@ abstract class _$TabStateCWProxy {
     bool isPrivate,
     bool isFullScreen,
     bool isLoading,
+    bool showToolbarAsExpanded,
     SecurityState securityInfoState,
     HistoryState historyState,
     ReaderableState readerableState,
@@ -97,6 +100,10 @@ class _$TabStateCWProxyImpl implements _$TabStateCWProxy {
   @override
   TabState isLoading(bool isLoading) => call(isLoading: isLoading);
 
+  @override
+  TabState showToolbarAsExpanded(bool showToolbarAsExpanded) =>
+      call(showToolbarAsExpanded: showToolbarAsExpanded);
+
   @override
   TabState securityInfoState(SecurityState securityInfoState) =>
       call(securityInfoState: securityInfoState);
@@ -132,6 +139,7 @@ class _$TabStateCWProxyImpl implements _$TabStateCWProxy {
     Object? isPrivate = const $CopyWithPlaceholder(),
     Object? isFullScreen = const $CopyWithPlaceholder(),
     Object? isLoading = const $CopyWithPlaceholder(),
+    Object? showToolbarAsExpanded = const $CopyWithPlaceholder(),
     Object? securityInfoState = const $CopyWithPlaceholder(),
     Object? historyState = const $CopyWithPlaceholder(),
     Object? readerableState = const $CopyWithPlaceholder(),
@@ -180,6 +188,12 @@ class _$TabStateCWProxyImpl implements _$TabStateCWProxy {
           ? _value.isLoading
           // ignore: cast_nullable_to_non_nullable
           : isLoading as bool,
+      showToolbarAsExpanded:
+          showToolbarAsExpanded == const $CopyWithPlaceholder() ||
+              showToolbarAsExpanded == null
+          ? _value.showToolbarAsExpanded
+          // ignore: cast_nullable_to_non_nullable
+          : showToolbarAsExpanded as bool,
       securityInfoState:
           securityInfoState == const $CopyWithPlaceholder() ||
               securityInfoState == null

app/lib/features/geckoview/domain/providers/tab_state.dart

@@ -87,6 +87,7 @@ class TabStates extends _$TabStates {
       isPrivate: contentState.isPrivate,
       isFullScreen: contentState.isFullScreen,
       isLoading: contentState.isLoading,
+      showToolbarAsExpanded: contentState.showToolbarAsExpanded,
     );
 
     _updateState({...state}..[contentState.id] = newState);

app/lib/features/geckoview/domain/providers/tab_state.g.dart

@@ -41,7 +41,7 @@ final class TabStatesProvider
   }
 }
 
-String _$tabStatesHash() => r'985d2eb87c59c3a113b8bbcf9d96267c42a2f543';
+String _$tabStatesHash() => r'975de1242f42e2017754dc560125788b83ad8b72';
 
 abstract class _$TabStates extends $Notifier<Map<String, TabState>> {
   Map<String, TabState> build();