Avoid warning on empty expressions

For some reason, Q_UNUSED includes already a semicolon, adding one
on the user side creates an additional empty statement.

Change-Id: I9c5e8fac381345a60792cb75e2938fd53958d3b0
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

src/plugins/qbsprojectmanager/qbsbuildstep.cpp

@@ -389,7 +389,7 @@ void QbsBuildStep::handleProgress(int value)
 
 void QbsBuildStep::handleCommandDescriptionReport(const QString &highlight, const QString &message)
 {
-    Q_UNUSED(highlight);
+    Q_UNUSED(highlight)
     emit addOutput(message, OutputFormat::Stdout);
 }
 

src/plugins/qbsprojectmanager/qbscleanstep.cpp

@@ -138,7 +138,7 @@ void QbsCleanStep::cleaningDone(bool success)
 
 void QbsCleanStep::handleTaskStarted(const QString &desciption, int max)
 {
-    Q_UNUSED(desciption);
+    Q_UNUSED(desciption)
     m_maxProgress = max;
 }
 

src/plugins/qbsprojectmanager/qbslogsink.cpp

@@ -77,7 +77,7 @@ void QbsLogSink::doPrintWarning(const qbs::ErrorInfo &warning)
 
 void QbsLogSink::doPrintMessage(qbs::LoggerLevel level, const QString &message, const QString &tag)
 {
-    Q_UNUSED(tag);
+    Q_UNUSED(tag)
 
     {
         QMutexLocker l(&m_mutex);

src/plugins/qbsprojectmanager/qbsprojectmanagerplugin.cpp

@@ -104,8 +104,8 @@ QbsProjectManagerPlugin::~QbsProjectManagerPlugin()
 
 bool QbsProjectManagerPlugin::initialize(const QStringList &arguments, QString *errorMessage)
 {
-    Q_UNUSED(arguments);
-    Q_UNUSED(errorMessage);
+    Q_UNUSED(arguments)
+    Q_UNUSED(errorMessage)
 
     d = new QbsProjectManagerPluginPrivate;
 

src/plugins/qbsprojectmanager/qbsprojectparser.cpp

@@ -187,7 +187,7 @@ void QbsProjectParser::handleQbsParsingProgress(int progress)
 
 void QbsProjectParser::handleQbsParsingTaskSetup(const QString &description, int maximumProgressValue)
 {
-    Q_UNUSED(description);
+    Q_UNUSED(description)
     if (m_fi) {
         m_currentProgressBase = m_fi->progressValue();
         m_fi->setProgressRange(0, m_currentProgressBase + maximumProgressValue);