Update to CEF 134.3.1

source/uCEFTask.pas

@@ -202,6 +202,15 @@ type
       procedure Execute; override;
   end;
 
+  TCefAddPreferenceObserverTask = class(TCefChromiumTask)
+    protected
+      FName : ustring;
+      procedure Execute; override;
+
+    public
+      constructor Create(const aEvents : IChromiumEvents; const aName : ustring); reintroduce;
+  end;
+
 implementation
 
 uses
@@ -700,4 +709,29 @@ begin
   end;
 end;
 
+
+// TCefAddPreferenceObserverTask
+
+constructor TCefAddPreferenceObserverTask.Create(const aEvents : IChromiumEvents; const aName : ustring);
+begin
+  inherited Create(aEvents);
+
+  FName := aName;
+end;
+
+procedure TCefAddPreferenceObserverTask.Execute;
+begin
+  try
+    try
+      if CanExecute then
+        IChromiumEvents(FEvents).doAddPreferenceObserver(FName);
+    except
+      on e : exception do
+        if CustomExceptionHandler('TCefAddPreferenceObserverTask.Execute', e) then raise;
+    end;
+  finally
+    FEvents := nil;
+  end;
+end;
+
 end.