[buffer] Rename find_min_cluster

src/hb-buffer.cc

@@ -543,7 +543,7 @@ void
 hb_buffer_t::unsafe_to_break_impl (unsigned int start, unsigned int end)
 {
   unsigned int cluster = UINT_MAX;
-  cluster = _unsafe_to_break_find_min_cluster (info, start, end, cluster);
+  cluster = _infos_find_min_cluster (info, start, end, cluster);
   _unsafe_to_break_set_mask (info, start, end, cluster);
 }
 void
@@ -559,8 +559,9 @@ hb_buffer_t::unsafe_to_break_from_outbuffer (unsigned int start, unsigned int en
   assert (idx <= end);
 
   unsigned int cluster = UINT_MAX;
-  cluster = _unsafe_to_break_find_min_cluster (out_info, start, out_len, cluster);
-  cluster = _unsafe_to_break_find_min_cluster (info, idx, end, cluster);
+  cluster = _infos_find_min_cluster (out_info, start, out_len, cluster);
+  cluster = _infos_find_min_cluster (info, idx, end, cluster);
+
   _unsafe_to_break_set_mask (out_info, start, out_len, cluster);
   _unsafe_to_break_set_mask (info, idx, end, cluster);
 }

src/hb-buffer.hh

@@ -428,10 +428,10 @@ struct hb_buffer_t
     inf.cluster = cluster;
   }
 
-  unsigned int
-  _unsafe_to_break_find_min_cluster (const hb_glyph_info_t *infos,
-				     unsigned int start, unsigned int end,
-				     unsigned int cluster) const
+  static unsigned
+  _infos_find_min_cluster (const hb_glyph_info_t *infos,
+			   unsigned start, unsigned end,
+			   unsigned cluster)
   {
     for (unsigned int i = start; i < end; i++)
       cluster = hb_min (cluster, infos[i].cluster);