QmlJS: Move Q_DECLARE_TR_FUNCTIONS to the start of class declarations.

The documentation requires having it there.

src/libs/qmljs/qmljscheck.h

@@ -42,14 +42,14 @@ namespace QmlJS {
 
 class QMLJS_EXPORT Check: protected AST::Visitor
 {
+    Q_DECLARE_TR_FUNCTIONS(QmlJS::Check)
+
 public:
     Check(Document::Ptr doc, const Snapshot &snapshot, const QStringList &importPaths);
     virtual ~Check();
 
     QList<DiagnosticMessage> operator()();
 
-    Q_DECLARE_TR_FUNCTIONS(QmlJS::Check)
-
 protected:
     virtual bool visit(AST::UiProgram *ast);
     virtual bool visit(AST::UiObjectDefinition *ast);

src/libs/qmljs/qmljsinterpreter.cpp

@@ -326,6 +326,8 @@ public:
 
 class QmlXmlReader
 {
+    Q_DECLARE_TR_FUNCTIONS(QmlJS::Interpreter::QmlXmlReader)
+
 public:
     QmlXmlReader(QIODevice *dev)
         : _xml(dev)
@@ -349,8 +351,6 @@ public:
         return _xml.errorString();
     }
 
-    Q_DECLARE_TR_FUNCTIONS(QmlJS::Interpreter::QmlXmlReader)
-
 private:
     void unexpectedElement(const QStringRef &child, const QString &parent) {
         _xml.raiseError(tr("Unexpected element <%1> in <%2>").arg(child.toString(), parent));

src/libs/qmljs/qmljslink.h

@@ -19,6 +19,8 @@ class NameId;
 */
 class QMLJS_EXPORT Link
 {
+    Q_DECLARE_TR_FUNCTIONS(QmlJS::Link)
+
 public:
     // Link all documents in snapshot
     Link(Interpreter::Context *context, const Document::Ptr &doc, const Snapshot &snapshot,
@@ -27,8 +29,6 @@ public:
 
     QList<DiagnosticMessage> diagnosticMessages() const;
 
-    Q_DECLARE_TR_FUNCTIONS(QmlJS::Link)
-
 private:
     Interpreter::Engine *engine();