Writer::GetBookmarks can return bool

Change-Id: I4210fd4bc086c5cfdfe7dc01cd9387993b4916ca

sw/inc/shellio.hxx

@@ -438,7 +438,7 @@ public:
     // OtherPos of the bookmarks also inserted.
     void CreateBookmarkTbl();
     // Search alle Bookmarks in the range and return it in the Array.
-    sal_uInt16 GetBookmarks( const SwCntntNode& rNd,
+    bool GetBookmarks( const SwCntntNode& rNd,
                         sal_Int32 nStt, sal_Int32 nEnd,
                         std::vector< const ::sw::mark::IMark* >& rArr );
 

sw/source/filter/writer/writer.cxx

@@ -398,7 +398,7 @@ void Writer::CreateBookmarkTbl()
 }
 
 // search alle Bookmarks in the range and return it in the Array
-sal_uInt16 Writer::GetBookmarks(const SwCntntNode& rNd, sal_Int32 nStt,
+bool Writer::GetBookmarks(const SwCntntNode& rNd, sal_Int32 nStt,
     sal_Int32 nEnd, std::vector< const ::sw::mark::IMark* >& rArr)
 {
     OSL_ENSURE( rArr.empty(), "there are still entries available" );
@@ -435,7 +435,7 @@ sal_uInt16 Writer::GetBookmarks(const SwCntntNode& rNd, sal_Int32 nStt,
             }
         }
     }
-    return rArr.size();
+    return !rArr.empty();
 }
 
 // Storage-specific