Remove the superseeded --redirect-console-output option from the calibre gui launcher

src/calibre/gui2/main_window.py

@@ -20,26 +20,8 @@ Usage: %prog [options]
 Launch the Graphical User Interface
 '''):
     parser = OptionParser(usage)
-    # The b is required because of a regression in optparse.py in python 2.7.0
-    parser.add_option(b'--redirect-console-output', default=False, action='store_true', dest='redirect',
-                      help=_('Redirect console output to a dialog window (both stdout and stderr). Useful on windows where GUI apps do not have a output streams.'))
     return parser
 
-class DebugWindow(ConversionErrorDialog):
-
-    def __init__(self, parent):
-        ConversionErrorDialog.__init__(self, parent, 'Console output', '')
-        self.setModal(Qt.NonModal)
-        font = QFont()
-        font.setStyleHint(QFont.TypeWriter)
-        self.text.setFont(font)
-
-    def write(self, msg):
-        self.text.setPlainText(self.text.toPlainText()+QString(msg))
-
-    def flush(self):
-        pass
-
 class GarbageCollector(QObject):
 
     '''
@@ -120,10 +102,6 @@ class MainWindow(QMainWindow):
         QMainWindow.__init__(self, parent)
         if disable_automatic_gc:
             self._gc = GarbageCollector(self, debug=False)
-        if getattr(opts, 'redirect', False):
-            self.__console_redirect = DebugWindow(self)
-            sys.stdout = sys.stderr = self.__console_redirect
-            self.__console_redirect.show()
 
     def unhandled_exception(self, type, value, tb):
         if type == KeyboardInterrupt: