[binutils-gdb] Remove unused overload of line_header::file_name_at

[Tom Tromey]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=9e97ba436a8e59ac4574001d618240eac0328934

commit 9e97ba436a8e59ac4574001d618240eac0328934
Author: Tom Tromey <tromey@adacore.com>
Date:   Tue Apr 23 10:48:40 2019 -0600

    Remove unused overload of line_header::file_name_at
    
    I noticed that one of the overloads of line_header::file_name_at is
    unused.  This patch removes it.
    
    gdb/ChangeLog
    2019-04-23  Tom Tromey  <tromey@adacore.com>
    
    	* dwarf2read.c (line_header::file_name_at): Remove unused
    	overload.

Diff:
---
 gdb/ChangeLog    | 5 +++++
 gdb/dwarf2read.c | 8 --------
 2 files changed, 5 insertions(+), 8 deletions(-)

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 1b403bc..6a5445b 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2019-04-23  Tom Tromey  <tromey@adacore.com>
+
+	* dwarf2read.c (line_header::file_name_at): Remove unused
+	overload.
+
 2019-04-23  Tom de Vries  <tdevries@suse.de>
 
 	PR gdb/24438
diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
index 829b07f..e182935 100644
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -1036,14 +1036,6 @@ struct line_header
     return &file_names[vec_index];
   }
 
-  /* Const version of the above.  */
-  const file_entry *file_name_at (unsigned int index) const
-  {
-    if (index >= file_names.size ())
-      return NULL;
-    return &file_names[index];
-  }
-
   /* Offset of line number information in .debug_line section.  */
   sect_offset sect_off {};