Fix simple_test_app compilation with Qt < 5.2

Change-Id: I3b903eb790e27e21d7759b989adf1e5077410677
Reviewed-by: hjk <hjk121@nokiamail.com>

tests/manual/debugger/simple/simple_test_app.cpp

@@ -152,10 +152,6 @@ void dummyStatement(...) {}
 #include <QSharedPointer>
 #endif
 
-#if USE_TIMEZONE
-#include <QTimeZone>
-#endif
-
 #if USE_GUILIB
 #include <QAction>
 #include <QApplication> // QWidgets: Separate module as of Qt 5
@@ -168,8 +164,10 @@ void dummyStatement(...) {}
 #include <QStandardItemModel>
 #include <QTextCursor>
 #include <QTextDocument>
+#if USE_TIMEZONE
 #include <QTimeZone>
 #endif
+#endif
 
 #if USE_SCRIPTLIB
 #include <QScriptEngine>
@@ -711,10 +709,12 @@ namespace qdatetime {
 
     void testQTimeZone()
     {
+#if USE_TIMEZONE
         QTimeZone zz;
         QTimeZone tz("UTC+05:00");
         BREAK_HERE;
         dummyStatement(&zz, &tz);
+#endif
     }
 
     void testQDate()