gdb: remove unused argument from gdb_init

The argument to gdb_init is not used, remove it.

There should be no user visible changes after this commit.

gdb/ChangeLog:

	* main.c (captured_main_1): Don't pass argument to gdb_init.
	* top.c (gdb_init): Remove unused argument, and add header
	comment.
	* top.h (gdb_init): Remove argument.

1 files changed, 3 insertions, 1 deletions

diff --git a/gdb/top.c b/gdb/top.c
index ecd90a1..b58cd4f 100644
--- a/gdb/top.c
+++ b/gdb/top.c
@@ -2360,8 +2360,10 @@ The second argument is the terminal the UI runs on."), &cmdlist);
   set_cmd_completer (c, interpreter_completer);
 }
 
+/* See top.h.  */
+
 void
-gdb_init (char *argv0)
+gdb_init ()
 {
   saved_command_line = xstrdup ("");
   previous_saved_command_line = xstrdup ("");