HasImageAtPos takes an id not a pos

so rename it

Change-Id: Id83a11d31d1d51f414e6a98ebb71a227c7fe448f

include/vcl/image.hxx

@@ -101,7 +101,7 @@ public:
     Image           GetImage( const OUString& rImageName ) const;
 
     sal_uInt16      GetImagePos( sal_uInt16 nId ) const;
-    bool            HasImageAtPos( sal_uInt16 nId ) const;
+    bool            HasImageForId( sal_uInt16 nId ) const;
     sal_uInt16      GetImagePos( const OUString& rImageName ) const;
 
     sal_uInt16      GetImageId( sal_uInt16 nPos ) const;

svtools/source/misc/imagemgr.cxx

@@ -517,7 +517,7 @@ static Image GetImageFromList_Impl( sal_uInt16 nImageId, bool bBig )
         pList = xSmallImageList.get();
     }
 
-    if ( pList->HasImageAtPos( nImageId ) )
+    if ( pList->HasImageForId( nImageId ) )
         return pList->GetImage( nImageId );
     return Image();
 }

vcl/source/image/ImageList.cxx

@@ -287,7 +287,7 @@ sal_uInt16 ImageList::GetImagePos( sal_uInt16 nId ) const
     return IMAGELIST_IMAGE_NOTFOUND;
 }
 
-bool ImageList::HasImageAtPos( sal_uInt16 nId ) const
+bool ImageList::HasImageForId( sal_uInt16 nId ) const
 {
     return GetImagePos( nId ) != IMAGELIST_IMAGE_NOTFOUND;
 }