[564239] Wrong parameter given to super class

The constructor's parameter useOverlayLabel was not given to the super
class. It was always consider to true.

Bug: https://bugs.eclipse.org/bugs/show_bug.cgi?id=564239
Change-Id: I25f1152d65d450479c68049459bf6cb7225bd697
Signed-off-by: Laurent Redor <laurent.redor@obeo.fr>
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-diag/org/eclipse/sirius/diagram/ui/tools/internal/figure/RegionRoundedGradientRectangle.java b/plugins/org.eclipse.sirius.diagram.ui/src-diag/org/eclipse/sirius/diagram/ui/tools/internal/figure/RegionRoundedGradientRectangle.java
index 1bce78a..88eef2b 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-diag/org/eclipse/sirius/diagram/ui/tools/internal/figure/RegionRoundedGradientRectangle.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-diag/org/eclipse/sirius/diagram/ui/tools/internal/figure/RegionRoundedGradientRectangle.java
@@ -20,8 +20,8 @@
 import org.eclipse.draw2d.geometry.Rectangle;
 import org.eclipse.gmf.runtime.notation.View;
 import org.eclipse.sirius.diagram.BackgroundStyle;
-import org.eclipse.sirius.diagram.ui.graphical.figures.OverlayLabelsDrawerFigure;
 import org.eclipse.sirius.diagram.ui.graphical.figures.OverlayLabel;
+import org.eclipse.sirius.diagram.ui.graphical.figures.OverlayLabelsDrawerFigure;
 import org.eclipse.sirius.diagram.ui.tools.api.figure.GradientRoundedRectangle;
 
 /**
@@ -59,7 +59,7 @@
      *            {@link OverlayLabelsDrawerFigure} to see how this kind of figure is managed).
      */
     public RegionRoundedGradientRectangle(final Dimension dimension, final BackgroundStyle backgroundStyle, View view, boolean useOverlayLabel) {
-        super(dimension, backgroundStyle.getValue(), view, true);
+        super(dimension, backgroundStyle.getValue(), view, useOverlayLabel);
         setOutline(false);
     }