IOutputParser: Remove useless virtual keywords

Change-Id: Iface6b849e2dc5b277a3b214dc373c82df9e4d74
Reviewed-by: Daniel Teske <daniel.teske@digia.com>

src/plugins/projectexplorer/gccparser.h

@@ -42,7 +42,7 @@ class GccParser : public ProjectExplorer::IOutputParser
 
 public:
     GccParser();
-    virtual void stdError(const QString &line);
+    void stdError(const QString &line);
 
 private:
     QRegExp m_regExp;

src/plugins/projectexplorer/gnumakeparser.h

@@ -44,17 +44,17 @@ class PROJECTEXPLORER_EXPORT GnuMakeParser : public ProjectExplorer::IOutputPars
 public:
     explicit GnuMakeParser();
 
-    virtual void stdOutput(const QString &line);
-    virtual void stdError(const QString &line);
+    void stdOutput(const QString &line);
+    void stdError(const QString &line);
 
-    virtual void setWorkingDirectory(const QString &workingDirectory);
+    void setWorkingDirectory(const QString &workingDirectory);
 
     QStringList searchDirectories() const;
 
     bool hasFatalErrors() const;
 
 public slots:
-    virtual void taskAdded(const ProjectExplorer::Task &task);
+    void taskAdded(const ProjectExplorer::Task &task);
 
 private:
     void addDirectory(const QString &dir);

src/plugins/projectexplorer/ldparser.h

@@ -42,7 +42,7 @@ class LdParser : public ProjectExplorer::IOutputParser
 
 public:
     LdParser();
-    virtual void stdError(const QString &line);
+    void stdError(const QString &line);
 
 private:
     QRegExp m_regExpLinker;

src/plugins/qt4projectmanager/qmakeparser.h

@@ -43,7 +43,7 @@ class QMakeParser : public ProjectExplorer::IOutputParser
 
 public:
     QMakeParser();
-    virtual void stdError(const QString &line);
+    void stdError(const QString &line);
 
 private:
     QRegExp m_error;