UniqueIndexImpl::size() is unneeded

Change-Id: I36c4d80ecf3ba3c88c98f5ad0a3fc1728332b25b

include/tools/unqidx.hxx

@@ -38,8 +38,6 @@ public:
         : maMap(),
           nStartIndex(_nStartIndex), nUniqIndex(_nStartIndex), nCount(0) {}
 
-    size_t size() const { return maMap.size(); }
-
     sal_uIntPtr   Insert( void* p );
     // insert value with key, replacing existing entry if necessary
     void*         Remove( sal_uIntPtr aIndex );

tools/source/memtools/unqidx.cxx

@@ -49,7 +49,7 @@ void* UniqueIndexImpl::Remove( sal_uIntPtr nIndex )
 {
     // Check for valid index
     if ( (nIndex >= nStartIndex) &&
-         (nIndex < (size() + nStartIndex)) )
+         (nIndex < (maMap.size() + nStartIndex)) )
     {
         // insert index as empty entry, and reduce indexcount,
         // if this entry was used
@@ -69,7 +69,7 @@ void* UniqueIndexImpl::Get( sal_uIntPtr nIndex ) const
 {
     // check for valid index
     if ( (nIndex >= nStartIndex) &&
-         (nIndex < (size() + nStartIndex)) )
+         (nIndex < (maMap.size() + nStartIndex)) )
     {
         std::map<sal_uInt32, void*>::const_iterator it = maMap.find( nIndex - nStartIndex );
         if( it != maMap.end() )