Windows: Fix some warnings

src/plugins/debugger/qml/qmlcppengine.h

@@ -11,7 +11,7 @@ class IEditor;
 
 namespace Debugger {
 
-struct QmlCppEnginePrivate;
+class QmlCppEnginePrivate;
 
 class DEBUGGER_EXPORT QmlCppEngine : public DebuggerEngine
 {

src/plugins/debugger/qml/qmlengine.h

@@ -38,7 +38,7 @@
 namespace Debugger {
 class QmlAdapter;
 
-struct QmlEnginePrivate;
+class QmlEnginePrivate;
 
 class DEBUGGER_EXPORT QmlEngine : public DebuggerEngine
 {

src/plugins/qmljseditor/jsfilewizard.cpp

@@ -95,7 +95,7 @@ JsFileWizard::JsFileWizard(const BaseFileWizardParameters &parameters,
 }
 
 Core::GeneratedFiles JsFileWizard::generateFiles(const QWizard *w,
-                                                 QString */*errorMessage*/) const
+                                                 QString * /*errorMessage*/) const
 {
     const JsFileWizardDialog *wizardDialog = qobject_cast<const JsFileWizardDialog *>(w);
     const QString path = wizardDialog->path();