[binutils-gdb] Remove two unused items from windows-nat.c

[gdb-buildbot@sergiodj.net]

*** TEST RESULTS FOR COMMIT 3abea05d9b60032391971f7fefd44fb4ab560ddd ***

commit 3abea05d9b60032391971f7fefd44fb4ab560ddd
Author:     Tom Tromey <tromey@adacore.com>
AuthorDate: Tue Oct 8 11:21:46 2019 -0600
Commit:     Tom Tromey <tromey@adacore.com>
CommitDate: Tue Oct 8 11:21:46 2019 -0600

    Remove two unused items from windows-nat.c
    
    windows_thread_info_struct::sf is unused, as is
    struct safe_symbol_file_add_args in windows-nat.c.
    This patch removes them both.  Tested by grep and
    rebuilding.
    
    gdb/ChangeLog
    2019-10-08  Tom Tromey  <tromey@adacore.com>
    
            * windows-nat.c (struct windows_thread_info_struct) <sf>: Remove.
            (struct safe_symbol_file_add_args): Remove.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 9b09048cf1..4f6f37b50d 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2019-10-08  Tom Tromey  <tromey@adacore.com>
+
+	* windows-nat.c (struct windows_thread_info_struct) <sf>: Remove.
+	(struct safe_symbol_file_add_args): Remove.
+
 2019-10-08  Tom Tromey  <tromey@adacore.com>
 
 	* windows-nat.c: Don't include buildsym-legacy.h.
diff --git a/gdb/windows-nat.c b/gdb/windows-nat.c
index d73e68a4a6..607b2e8cb9 100644
--- a/gdb/windows-nat.c
+++ b/gdb/windows-nat.c
@@ -224,7 +224,6 @@ typedef struct windows_thread_info_struct
     int suspended;
     int reload_context;
     CONTEXT context;
-    STACKFRAME sf;
   }
 windows_thread_info;
 
@@ -676,19 +675,6 @@ windows_nat_target::store_registers (struct regcache *regcache, int r)
     windows_store_one_register (regcache, th, r);
 }
 
-/* Encapsulate the information required in a call to
-   symbol_file_add_args.  */
-struct safe_symbol_file_add_args
-{
-  char *name;
-  int from_tty;
-  section_addr_info *addrs;
-  int mainline;
-  int flags;
-  struct ui_file *err, *out;
-  struct objfile *ret;
-};
-
 /* Maintain a linked list of "so" information.  */
 struct lm_info_windows : public lm_info_base
 {