qt4: cosmetic rename

modules/gui/qt4/components/interface_widgets.cpp

@@ -160,7 +160,7 @@ WId VideoWidget::request( struct vout_window_t *p_wnd, unsigned int *pi_width,
 /* Set the Widget to the correct Size */
 /* Function has to be called by the parent
    Parent has to care about resizing itself */
-void VideoWidget::SetSizing( unsigned int w, unsigned int h )
+void VideoWidget::setSize( unsigned int w, unsigned int h )
 {
     resize( w, h );
     emit sizeChanged( w, h );

modules/gui/qt4/components/interface_widgets.hpp

@@ -81,7 +81,7 @@ signals:
     void sizeChanged( int, int );
 
 public slots:
-    void SetSizing( unsigned int, unsigned int );
+    void setSize( unsigned int, unsigned int );
 };
 
 /******************** Background Widget ****************/

modules/gui/qt4/main_interface.cpp

@@ -734,7 +734,7 @@ void MainInterface::getVideoSlot( WId *p_id, struct vout_window_t *p_wnd,
 
         /* Ask videoWidget to resize correctly, if we are in normal mode */
         if( !isFullScreen() && !isMaximized() && b_autoresize )
-            videoWidget->SetSizing( *pi_width, *pi_height );
+            videoWidget->setSize( *pi_width, *pi_height );
     }
 }
 
@@ -772,7 +772,7 @@ void MainInterface::releaseVideoSlot( void )
 void MainInterface::setVideoSize( unsigned int w, unsigned int h )
 {
     if( !isFullScreen() && !isMaximized() )
-        videoWidget->SetSizing( w, h );
+        videoWidget->setSize( w, h );
 }
 
 void MainInterface::videoSizeChanged( int w, int h )