Qt4: remove constant parameter

modules/gui/qt4/components/controller_widget.cpp

@@ -90,7 +90,6 @@ SoundWidget::SoundWidget( QWidget *_parent, intf_thread_t * _p_intf,
     {
         volumeSlider = new SoundSlider( this,
             config_GetInt( p_intf, "volume-step" ),
-            false,
             var_InheritString( p_intf, "qt-slider-colours" ) );
     }
     else

modules/gui/qt4/util/input_slider.cpp

@@ -435,12 +435,12 @@ bool SeekSlider::isAnimationRunning() const
 #define SOUNDMIN  0   // %
 #define SOUNDMAX  200 // % OR 400 ?
 
-SoundSlider::SoundSlider( QWidget *_parent, int _i_step, bool b_hard,
+SoundSlider::SoundSlider( QWidget *_parent, int _i_step,
                           char *psz_colors )
                         : QAbstractSlider( _parent )
 {
     f_step = ( _i_step * 100 ) / AOUT_VOLUME_MAX ;
-    setRange( SOUNDMIN, b_hard ? (2 * SOUNDMAX) : SOUNDMAX  );
+    setRange( SOUNDMIN, SOUNDMAX );
     setMouseTracking( true );
     isSliding = false;
     b_mouseOutside = true;

modules/gui/qt4/util/input_slider.hpp

@@ -125,7 +125,7 @@ class SoundSlider : public QAbstractSlider
 {
     Q_OBJECT
 public:
-    SoundSlider( QWidget *_parent, int _i_step, bool b_softamp, char * );
+    SoundSlider( QWidget *_parent, int _i_step, char * );
     void setMuted( bool ); /* Set Mute status */
 
 protected: