Values need not be bounded by sal_uInt16, it appears

since ESelection's nStart/EndPos have been changed to sal_Int32 with
3cbfcee3 "xub_StrLen and tools/string.hxx final
straw".

Change-Id: Icc96355ff71d07cac5d6037c81b2523156384077
Reviewed-on: https://gerrit.libreoffice.org/48773Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>

editeng/source/accessibility/AccessibleStaticTextBase.cxx

@@ -87,9 +87,9 @@ namespace accessibility
                               sal_Int32 nEndPara, sal_Int32 nEndIndex )
     {
         DBG_ASSERT(nStartPara >= 0 &&
-                   nStartIndex >= 0 && nStartIndex <= USHRT_MAX &&
+                   nStartIndex >= 0 &&
                    nEndPara >= 0 &&
-                   nEndIndex >= 0 && nEndIndex <= USHRT_MAX ,
+                   nEndIndex >= 0,
                    "AccessibleStaticTextBase_Impl::MakeSelection: index value overflow");
 
         return ESelection(nStartPara, nStartIndex, nEndPara, nEndIndex);
@@ -301,7 +301,7 @@ namespace accessibility
             {
                 // check overflow
                 DBG_ASSERT(nCurrPara >= 0 &&
-                           nFlatIndex - nCurrIndex + nCurrCount >= 0 && nFlatIndex - nCurrIndex + nCurrCount <= USHRT_MAX ,
+                           nFlatIndex - nCurrIndex + nCurrCount >= 0,
                            "AccessibleStaticTextBase_Impl::Index2Internal: index value overflow");
 
                 return EPosition(nCurrPara, nFlatIndex - nCurrIndex + nCurrCount);
@@ -313,7 +313,7 @@ namespace accessibility
         {
             // check overflow
             DBG_ASSERT(nCurrPara > 0 &&
-                       nFlatIndex - nCurrIndex + nCurrCount >= 0 && nFlatIndex - nCurrIndex + nCurrCount <= USHRT_MAX ,
+                       nFlatIndex - nCurrIndex + nCurrCount >= 0,
                        "AccessibleStaticTextBase_Impl::Index2Internal: index value overflow");
 
             return EPosition(nCurrPara-1, nFlatIndex - nCurrIndex + nCurrCount);