Obvious comment fix in cooked-index.h

I noticed that cooked-index.h still refers to a vector of parent maps,
but the code itself actually uses a parent_map here.

diff --git a/gdb/dwarf2/cooked-index.h b/gdb/dwarf2/cooked-index.h
index b85c703dc25144c1f938feab2ff17b1d06d821e3..94c13b65df52dddabd70490119b9c073366a39bf 100644 (file)
--- a/gdb/dwarf2/cooked-index.h
+++ b/gdb/dwarf2/cooked-index.h
@@ -520,7 +520,7 @@ protected:
 
   /* Each thread returns a tuple holding a cooked index, any collected
      complaints, a vector of errors that should be printed, and a
-     vector of parent maps.
+     parent map.
 
      The errors are retained because GDB's I/O system is not
      thread-safe.  run_on_main_thread could be used, but that would