Fix dead/unnecessary code.

src/plugins/qmldesigner/designercore/model/modelmerger.cpp

@@ -170,9 +170,9 @@ void ModelMerger::replaceModel(const ModelNode &modelNode)
 {
      RewriterTransaction transaction(view()->beginRewriterTransaction());
 
-     foreach (const Import &import, modelNode.model()->imports()) {
+//     foreach (const Import &import, modelNode.model()->imports()) {
         //view()->model()->addImport(import); //### 
-     }
+//     }
     view()->model()->setFileUrl(modelNode.model()->fileUrl());
 
     ModelNode rootNode(view()->rootModelNode());

src/plugins/qmldesigner/designercore/model/viewlogger.cpp

@@ -50,8 +50,6 @@ static QString serialize(AbstractView::PropertyChangeFlags change)
         tokenList.append(QLatin1String("EmptyPropertiesRemoved"));
 
     return tokenList.join(" ");
-
-    return QString();
 }
 
 static QString indent(const QString &name = QString()) {

src/shared/cplusplus/CheckDeclaration.cpp

@@ -874,8 +874,6 @@ void CheckDeclaration::checkQEnumsQFlagsNames(NameListAST *nameListAst,
                                               const char *declName)
 {
     for (NameListAST *iter = nameListAst; iter; iter = iter->next) {
-        if (!iter)
-            continue;
 
         const Name *name = semantic()->check(iter->value, _scope);
         if (!name)