Update to CEF 75.0.8

- Restored the GlobalCEFApp.DeleteCookies property
- Fixed the issue with the arrow keys in OSR demos
- Fixed the default return values for TCustomCookieAccessFilter.CanSendCookie and TCustomCookieAccessFilter.CandSaveCookie
- TCustomResourceRequestHandler and TCustomCookieAccessFilterwill only be created if needed by the TChromium events.

demos/Lazarus/JavaScript/JSDialog/uJSDialogBrowser.pas

@@ -98,6 +98,8 @@ type
 var
   JSDialogBrowserFrm: TJSDialogBrowserFrm;
 
+procedure CreateGlobalCEFApp;
+
 implementation
 
 {$R *.lfm}
@@ -112,6 +114,13 @@ uses
 // 1. The FormCloseQuery event sets CanClose to False and calls TChromiumWindow.CloseBrowser, which triggers the TChromiumWindow.OnClose event.
 // 2. The TChromiumWindow.OnClose event calls TChromiumWindow.DestroyChildWindow which triggers the TChromiumWindow.OnBeforeClose event.
 // 3. TChromiumWindow.OnBeforeClose sets FCanClose to True and closes the form.
+                       
+
+procedure CreateGlobalCEFApp;
+begin
+  GlobalCEFApp                     := TCefApplication.Create;
+  GlobalCEFApp.DisableFeatures     := 'NetworkService';
+end;
 
 procedure TJSDialogBrowserFrm.FormCreate(Sender: TObject);
 begin