Added documentation comments on new methods

Author: jgrocha

src/gui/qgsnewvectorlayerdialog.h

@@ -68,6 +68,8 @@ class GUI_EXPORT QgsNewVectorLayerDialog: public QDialog, private Ui::QgsNewVect
     void on_mRemoveAttributeButton_clicked();
     void on_mFileFormatComboBox_currentIndexChanged( int index );
     void on_mTypeBox_currentIndexChanged( int index );
+
+    //! Open the associated help
     void showHelp();
     void nameChanged( const QString & );
     void selectionChanged();

src/gui/symbology/qgsstylemanagerdialog.h

@@ -58,7 +58,10 @@ class GUI_EXPORT QgsStyleManagerDialog : public QDialog, private Ui::QgsStyleMan
     //! called when the dialog is going to be closed
     void onFinished();
 
+    //! Close the dialog
     void onClose();
+
+    //! Open the associated help
     void showHelp();
 
     void itemChanged( QStandardItem *item );