AutoTest: Clean up header mess

Better decoupling and reduced binary size.

Change-Id: I4f6239979d9d7dae4ad92f19ec8420be38372c07
Reviewed-by: David Schulz <david.schulz@qt.io>
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

src/plugins/autotest/itestparser.h

@@ -26,13 +26,13 @@
 #pragma once
 
 #include "testtreeitem.h"
-#include "testtreemodel.h"
 
-#include <utils/id.h>
 #include <cplusplus/CppDocument.h>
 #include <cpptools/cppworkingcopy.h>
 #include <qmljs/qmljsdocument.h>
 
+#include <QFutureInterface>
+
 namespace Autotest {
 
 class ITestBase;