diff --git a/source/uCEFBrowserViewComponent.pas b/source/uCEFBrowserViewComponent.pas
index 4840d8b0..cb028cb0 100644
--- a/source/uCEFBrowserViewComponent.pas
+++ b/source/uCEFBrowserViewComponent.pas
@@ -54,7 +54,7 @@ type
       procedure doOnBrowserDestroyed(const browser_view: ICefBrowserView; const browser: ICefBrowser);
       procedure doOnGetDelegateForPopupBrowserView(const browser_view: ICefBrowserView; const settings: TCefBrowserSettings; const client: ICefClient; is_devtools: boolean; var aResult : ICefBrowserViewDelegate);
       procedure doOnPopupBrowserViewCreated(const browser_view, popup_browser_view: ICefBrowserView; is_devtools: boolean; var aResult : boolean);
-      procedure doOnGetChromeToolbarType(var aChromeToolbarType: TCefChromeToolbarType);
+      procedure doOnGetChromeToolbarType(const browser_view: ICefBrowserView; var aChromeToolbarType: TCefChromeToolbarType);
       procedure doOnUseFramelessWindowForPictureInPicture(const browser_view: ICefBrowserView; var aResult: boolean);
       procedure doOnGestureCommand(const browser_view: ICefBrowserView; gesture_command: TCefGestureCommand; var aResult : boolean);
 
@@ -298,10 +298,10 @@ begin
     FOnPopupBrowserViewCreated(self, browser_view, popup_browser_view, is_devtools, aResult);
 end;
 
-procedure TCEFBrowserViewComponent.doOnGetChromeToolbarType(var aChromeToolbarType: TCefChromeToolbarType);
+procedure TCEFBrowserViewComponent.doOnGetChromeToolbarType(const browser_view: ICefBrowserView; var aChromeToolbarType: TCefChromeToolbarType);
 begin
   if assigned(FOnGetChromeToolbarType) then
-    FOnGetChromeToolbarType(self, aChromeToolbarType);
+    FOnGetChromeToolbarType(self, browser_view, aChromeToolbarType);
 end;
 
 procedure TCEFBrowserViewComponent.doOnUseFramelessWindowForPictureInPicture(const browser_view : ICefBrowserView;
diff --git a/source/uCEFBrowserViewDelegate.pas b/source/uCEFBrowserViewDelegate.pas
index bf9bb578..47d0e4cf 100644
--- a/source/uCEFBrowserViewDelegate.pas
+++ b/source/uCEFBrowserViewDelegate.pas
@@ -26,7 +26,7 @@ type
       procedure OnBrowserDestroyed(const browser_view: ICefBrowserView; const browser: ICefBrowser);
       procedure OnGetDelegateForPopupBrowserView(const browser_view: ICefBrowserView; const settings: TCefBrowserSettings; const client: ICefClient; is_devtools: boolean; var aResult : ICefBrowserViewDelegate);
       procedure OnPopupBrowserViewCreated(const browser_view, popup_browser_view: ICefBrowserView; is_devtools: boolean; var aResult : boolean);
-      procedure OnGetChromeToolbarType(var aResult: TCefChromeToolbarType);
+      procedure OnGetChromeToolbarType(const browser_view: ICefBrowserView; var aResult: TCefChromeToolbarType);
       procedure OnUseFramelessWindowForPictureInPicture(const browser_view: ICefBrowserView; var aResult: boolean);
       procedure OnGestureCommand(const browser_view: ICefBrowserView; gesture_command: TCefGestureCommand; var aResult : boolean);
 
@@ -40,7 +40,7 @@ type
       procedure OnBrowserDestroyed(const browser_view: ICefBrowserView; const browser: ICefBrowser); virtual;
       procedure OnGetDelegateForPopupBrowserView(const browser_view: ICefBrowserView; const settings: TCefBrowserSettings; const client: ICefClient; is_devtools: boolean; var aResult : ICefBrowserViewDelegate); virtual;
       procedure OnPopupBrowserViewCreated(const browser_view, popup_browser_view: ICefBrowserView; is_devtools: boolean; var aResult : boolean); virtual;
-      procedure OnGetChromeToolbarType(var aResult: TCefChromeToolbarType); virtual;
+      procedure OnGetChromeToolbarType(const browser_view: ICefBrowserView; var aResult: TCefChromeToolbarType); virtual;
       procedure OnUseFramelessWindowForPictureInPicture(const browser_view: ICefBrowserView; var aResult: boolean); virtual;
       procedure OnGestureCommand(const browser_view: ICefBrowserView; gesture_command: TCefGestureCommand; var aResult : boolean); virtual;
 
@@ -71,7 +71,7 @@ type
       procedure OnBrowserDestroyed(const browser_view: ICefBrowserView; const browser: ICefBrowser); override;
       procedure OnGetDelegateForPopupBrowserView(const browser_view: ICefBrowserView; const settings: TCefBrowserSettings; const client: ICefClient; is_devtools: boolean; var aResult : ICefBrowserViewDelegate); override;
       procedure OnPopupBrowserViewCreated(const browser_view, popup_browser_view: ICefBrowserView; is_devtools: boolean; var aResult : boolean); override;
-      procedure OnGetChromeToolbarType(var aResult: TCefChromeToolbarType); override;
+      procedure OnGetChromeToolbarType(const browser_view: ICefBrowserView; var aResult: TCefChromeToolbarType); override;
       procedure OnUseFramelessWindowForPictureInPicture(const browser_view: ICefBrowserView; var aResult: boolean); override;
       procedure OnGestureCommand(const browser_view: ICefBrowserView; gesture_command: TCefGestureCommand; var aResult : boolean); override;
 
@@ -129,9 +129,10 @@ begin
                                                                             ord(is_devtools)) <> 0);
 end;
 
-procedure TCefBrowserViewDelegateRef.OnGetChromeToolbarType(var aResult : TCefChromeToolbarType);
+procedure TCefBrowserViewDelegateRef.OnGetChromeToolbarType(const browser_view: ICefBrowserView; var aResult : TCefChromeToolbarType);
 begin
-  aResult := PCefBrowserViewDelegate(FData)^.get_chrome_toolbar_type(PCefBrowserViewDelegate(FData));
+  aResult := PCefBrowserViewDelegate(FData)^.get_chrome_toolbar_type(PCefBrowserViewDelegate(FData),
+                                                                     CefGetData(browser_view));
 end;
 
 procedure TCefBrowserViewDelegateRef.OnUseFramelessWindowForPictureInPicture(const browser_view: ICefBrowserView; var aResult: boolean);
@@ -230,7 +231,8 @@ begin
   Result := ord(TempResult);
 end;
 
-function cef_browserview_delegate_get_chrome_toolbar_type(self : PCefBrowserViewDelegate): TCefChromeToolbarType; stdcall;
+function cef_browserview_delegate_get_chrome_toolbar_type(self         : PCefBrowserViewDelegate;
+                                                          browser_view : PCefBrowserView): TCefChromeToolbarType; stdcall;
 var
   TempObject : TObject;
 begin
@@ -238,7 +240,8 @@ begin
   Result     := CEF_CTT_NONE;
 
   if (TempObject <> nil) and (TempObject is TCefBrowserViewDelegateOwn) then
-    TCefBrowserViewDelegateOwn(TempObject).OnGetChromeToolbarType(Result);
+    TCefBrowserViewDelegateOwn(TempObject).OnGetChromeToolbarType(TCefBrowserViewRef.UnWrap(browser_view),
+                                                                  Result);
 end;
 
 function cef_browserview_delegate_use_frameless_window_for_picture_in_picture(self         : PCefBrowserViewDelegate;
@@ -318,7 +321,7 @@ begin
   aResult := False;
 end;
 
-procedure TCefBrowserViewDelegateOwn.OnGetChromeToolbarType(var aResult: TCefChromeToolbarType);
+procedure TCefBrowserViewDelegateOwn.OnGetChromeToolbarType(const browser_view: ICefBrowserView; var aResult: TCefChromeToolbarType);
 begin
   aResult := CEF_CTT_NONE;
 end;
@@ -511,13 +514,13 @@ begin
   end;
 end;
 
-procedure TCustomBrowserViewDelegate.OnGetChromeToolbarType(var aResult: TCefChromeToolbarType);
+procedure TCustomBrowserViewDelegate.OnGetChromeToolbarType(const browser_view: ICefBrowserView; var aResult: TCefChromeToolbarType);
 begin
-  inherited OnGetChromeToolbarType(aResult);
+  inherited OnGetChromeToolbarType(browser_view, aResult);
 
   try
     if (FEvents <> nil) then
-      ICefBrowserViewDelegateEvents(FEvents).doOnGetChromeToolbarType(aResult);
+      ICefBrowserViewDelegateEvents(FEvents).doOnGetChromeToolbarType(browser_view, aResult);
   except
     on e : exception do
       if CustomExceptionHandler('TCustomBrowserViewDelegate.OnGetChromeToolbarType', e) then raise;
diff --git a/source/uCEFInterfaces.pas b/source/uCEFInterfaces.pas
index 37781a5e..cb94b50a 100644
--- a/source/uCEFInterfaces.pas
+++ b/source/uCEFInterfaces.pas
@@ -608,7 +608,7 @@ type
     procedure doOnBrowserDestroyed(const browser_view: ICefBrowserView; const browser: ICefBrowser);
     procedure doOnGetDelegateForPopupBrowserView(const browser_view: ICefBrowserView; const settings: TCefBrowserSettings; const client: ICefClient; is_devtools: boolean; var aResult : ICefBrowserViewDelegate);
     procedure doOnPopupBrowserViewCreated(const browser_view, popup_browser_view: ICefBrowserView; is_devtools: boolean; var aResult : boolean);
-    procedure doOnGetChromeToolbarType(var aChromeToolbarType: TCefChromeToolbarType);
+    procedure doOnGetChromeToolbarType(const browser_view: ICefBrowserView; var aChromeToolbarType: TCefChromeToolbarType);
     procedure doOnUseFramelessWindowForPictureInPicture(const browser_view: ICefBrowserView; var aResult: boolean);
     procedure doOnGestureCommand(const browser_view: ICefBrowserView; gesture_command: TCefGestureCommand; var aResult : boolean);
   end;
@@ -10369,7 +10369,7 @@ type
     /// ICefBrowserView.GetChromeToolbar(). See that function for related
     /// documentation.
     /// </summary>
-    procedure OnGetChromeToolbarType(var aResult : TCefChromeToolbarType);
+    procedure OnGetChromeToolbarType(const browser_view: ICefBrowserView; var aResult : TCefChromeToolbarType);
     /// <summary>
     /// Return true (1) to create frameless windows for Document picture-in-
     /// picture popups. Content in frameless windows should specify draggable
diff --git a/source/uCEFTypes.pas b/source/uCEFTypes.pas
index 0be6146d..8a54b93c 100644
--- a/source/uCEFTypes.pas
+++ b/source/uCEFTypes.pas
@@ -7399,7 +7399,7 @@ type
     on_browser_destroyed                        : procedure(self: PCefBrowserViewDelegate; browser_view: PCefBrowserView; browser: PCefBrowser); stdcall;
     get_delegate_for_popup_browser_view         : function(self: PCefBrowserViewDelegate; browser_view: PCefBrowserView; const settings: PCefBrowserSettings; client: PCefClient; is_devtools: Integer): PCefBrowserViewDelegate; stdcall;
     on_popup_browser_view_created               : function(self: PCefBrowserViewDelegate; browser_view, popup_browser_view: PCefBrowserView; is_devtools: Integer): Integer; stdcall;
-    get_chrome_toolbar_type                     : function(self: PCefBrowserViewDelegate): TCefChromeToolbarType; stdcall;
+    get_chrome_toolbar_type                     : function(self: PCefBrowserViewDelegate; browser_view: PCefBrowserView): TCefChromeToolbarType; stdcall;
     use_frameless_window_for_picture_in_picture : function(self: PCefBrowserViewDelegate; browser_view: PCefBrowserView): integer; stdcall;
     on_gesture_command                          : function(self: PCefBrowserViewDelegate; browser_view: PCefBrowserView; gesture_command: TCefGestureCommand): Integer; stdcall;
   end;
diff --git a/source/uCEFViewsFrameworkEvents.pas b/source/uCEFViewsFrameworkEvents.pas
index 1d2102d3..fa5e52ec 100644
--- a/source/uCEFViewsFrameworkEvents.pas
+++ b/source/uCEFViewsFrameworkEvents.pas
@@ -43,7 +43,7 @@ type
   TOnBrowserDestroyedEvent                 = procedure(const Sender: TObject; const browser_view: ICefBrowserView; const browser: ICefBrowser) of object;
   TOnGetDelegateForPopupBrowserViewEvent   = procedure(const Sender: TObject; const browser_view: ICefBrowserView; const settings: TCefBrowserSettings; const client: ICefClient; is_devtools: boolean; var aResult : ICefBrowserViewDelegate) of object;
   TOnPopupBrowserViewCreatedEvent          = procedure(const Sender: TObject; const browser_view, popup_browser_view: ICefBrowserView; is_devtools: boolean; var aResult : boolean) of object;
-  TOnGetChromeToolbarTypeEvent             = procedure(const Sender: TObject; var aChromeToolbarType: TCefChromeToolbarType) of object;
+  TOnGetChromeToolbarTypeEvent             = procedure(const Sender: TObject; const browser_view: ICefBrowserView; var aChromeToolbarType: TCefChromeToolbarType) of object;
   TOnUseFramelessWindowForPictureInPicture = procedure(const Sender: TObject; const browser_view: ICefBrowserView; var aResult : boolean) of object;
   TOnGestureCommandEvent                   = procedure(const Sender: TObject; const browser_view: ICefBrowserView; gesture_command: TCefGestureCommand; var aResult : boolean) of object;
 
diff --git a/update_CEF4Delphi.json b/update_CEF4Delphi.json
index d7b203f5..a81479ce 100644
--- a/update_CEF4Delphi.json
+++ b/update_CEF4Delphi.json
@@ -2,7 +2,7 @@
   "UpdateLazPackages" : [
     {
       "ForceNotify" : true,
-      "InternalVersion" : 522,
+      "InternalVersion" : 523,
       "Name" : "cef4delphi_lazarus.lpk",
       "Version" : "117.1.4"
     }