drop unused enumerators from TargetHelper::ESpecialTarget

Change-Id: Ieda0b6f09b0e4cb463de32309a2617018bb7cee5

framework/source/inc/loadenv/targethelper.hxx

@@ -41,9 +41,6 @@ class TargetHelper
          */
         enum class ESpecialTarget
         {
-            Self,
-            Parent,
-            Top,
             Blank,
             Default,
             Beamer,

framework/source/loadenv/targethelper.cxx

@@ -26,18 +26,6 @@ bool TargetHelper::matchSpecialTarget(const OUString& sCheckTarget  ,
 {
     switch(eSpecialTarget)
     {
-        case ESpecialTarget::Self :
-            return (
-                    (sCheckTarget.isEmpty()                 ) ||
-                    sCheckTarget == SPECIALTARGET_SELF
-                   );
-
-        case ESpecialTarget::Parent :
-            return sCheckTarget == SPECIALTARGET_PARENT;
-
-        case ESpecialTarget::Top :
-            return sCheckTarget == SPECIALTARGET_TOP;
-
         case ESpecialTarget::Blank :
             return sCheckTarget == SPECIALTARGET_BLANK;