QMLJS: update to qmljsparser from Qt 5.6

Change-Id: I29a8e07b0b34aa5e8466021cbb71450687f7e11c
Reviewed-by: Tim Jenssen <tim.jenssen@theqtcompany.com>

src/libs/qmljs/parser/qmljsengine_p.h

@@ -39,11 +39,11 @@
 #include "qmljsglobal_p.h"
 #include "qmljsastfwd_p.h"
 #include "qmljsmemorypool_p.h"
-#include <qmljs/qmljsconstants.h>
 
 #include <QString>
 #include <QSet>
 
+#include <qmljs/qmljsconstants.h>
 QT_QML_BEGIN_NAMESPACE
 
 namespace QmlJS {
@@ -94,8 +94,8 @@ public:
     Lexer *lexer() const;
     void setLexer(Lexer *lexer);
 
-    void setDirectives(Directives *directives);
     Directives *directives() const;
+    void setDirectives(Directives *directives);
 
     MemoryPool *pool();