Remove javadoc references to deprecated classes

Change-Id: I458076ccd407198e7d042bdf6f07ea5be0f87791
Signed-off-by: Alexander Kurtakov <akurtako@redhat.com>
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/cview/CViewActionGroup.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/cview/CViewActionGroup.java
index e4d78f6..f7b3c70 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/cview/CViewActionGroup.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/cview/CViewActionGroup.java
@@ -24,8 +24,6 @@
 import org.eclipse.ui.IActionBars;
 import org.eclipse.ui.IMemento;
 import org.eclipse.ui.actions.ActionGroup;
-import org.eclipse.ui.views.navigator.SortAndFilterActionGroup;
-import org.eclipse.ui.views.navigator.WorkspaceActionGroup;
 
 /**
  * This is the action group for all the view actions.
@@ -34,8 +32,6 @@
  * @see GotoActionGroup
  * @see OpenFileGroup
  * @see RefactorActionGroup
- * @see SortAndFilterActionGroup
- * @see WorkspaceActionGroup
  *
  */
 public abstract class CViewActionGroup extends ActionGroup {