apply usage of GearPlain icon in ClassesFilteredViewBase

platform/xdebugger-impl/src/com/intellij/xdebugger/memory/ui/ClassesFilteredViewBase.java

@@ -158,7 +158,7 @@ public abstract class ClassesFilteredViewBase extends BorderLayoutPanel implemen
     final DefaultActionGroup group = (DefaultActionGroup)ActionManager.getInstance().getAction("MemoryView.SettingsPopupActionGroup");
     group.setPopup(true);
     final Presentation actionsPresentation = new Presentation("Memory View Settings");
-    actionsPresentation.setIcon(AllIcons.General.SecondaryGroup);
+    actionsPresentation.setIcon(AllIcons.General.GearPlain);
 
     final ActionButton button = new ActionButton(group, actionsPresentation, ActionPlaces.UNKNOWN, new JBDimension(25, 25));
     final BorderLayoutPanel topPanel = new BorderLayoutPanel();