Allow Win/Linux to use external helper

demos/Lazarus_any_OS/AppHelper/AppHelper.lpr

@@ -21,7 +21,9 @@ begin
   // The main process and the subprocess *MUST* have the same GlobalCEFApp
   // properties and events, specially FrameworkDirPath, ResourcesDirPath,
   // LocalesDirPath, cache and UserDataPath paths.
+  {$IFDEF MACOSX}
   GlobalCEFApp.InitLibLocationFromArgs;
+  {$ENDIF}
 
   GlobalCEFApp.StartSubProcess;
   GlobalCEFApp.Free;

demos/Lazarus_any_OS/ExternalPumpBrowser/create_mac_helper.sh

@@ -3,6 +3,6 @@
 CDIR=$(pwd)
 cd "$(dirname "$0")"
 
-../../Lazarus_Mac/AppHelper/create_mac_helper_apps.sh ../../../bin/ExternalPumpBrowser.app
+../AppHelper/create_mac_helper_apps.sh ../../../bin/ExternalPumpBrowser.app
 
 cd "$CDIR"

demos/Lazarus_any_OS/ExternalPumpBrowser/globalcefapplication.pas

@@ -6,7 +6,7 @@ unit GlobalCefApplication;
 interface
 
 uses
-  uCEFApplication, uCEFWorkScheduler;
+  uCEFApplication, uCEFWorkScheduler, FileUtil;
 
 procedure CreateGlobalCEFApp;
 
@@ -33,6 +33,11 @@ begin
   GlobalCEFApp.MultiThreadedMessageLoop  := False;
   GlobalCEFApp.OnScheduleMessagePumpWork := @GlobalCEFApp_OnScheduleMessagePumpWork;
 
+  {$IFnDEF MACOSX}
+  (* Use AppHelper as subprocess, instead of the main exe *)
+  //GlobalCEFApp.BrowserSubprocessPath := 'AppHelper' + GetExeExt;
+  {$ENDIF}
+
   {$IFDEF MACOSX}
   (* Enable the below to prevent being asked for permission to access "Chromium Safe Storage"
      If set to true, Cookies will not be encrypted.