Make ui_out::do_progress_end 'private'

I noticed that ui_out::do_progress_end is public, just to support one
use in debuginfod-support.c.  This patch makes it private, updates
progress_info to call it from its destructor, and finally changes
debuginfod-support.c to follow.

gdb/debuginfod-support.c

@@ -261,16 +261,13 @@ debuginfod_is_enabled ()
 /* Print the result of the most recent attempted download.  */
 
 static void
-print_outcome (user_data &data, int fd)
+print_outcome (int fd, const char *desc, const char *fname)
 {
-  /* Clears the current line of progress output.  */
-  current_uiout->do_progress_end ();
-
   if (fd < 0 && fd != -ENOENT)
     gdb_printf (_("Download failed: %s.  Continuing without %s %ps.\n"),
 		safe_strerror (-fd),
-		data.desc,
+		desc,
-		styled_string (file_name_style.style (), data.fname));
+		styled_string (file_name_style.style (), fname));
 }
 
 /* See debuginfod-support.h  */
@@ -290,23 +287,28 @@ debuginfod_source_query (const unsigned char *build_id,
     return scoped_fd (-ENOMEM);
 
   char *dname = nullptr;
+  scoped_fd fd;
+  gdb::optional<target_terminal::scoped_restore_terminal_state> term_state;
+
+  {
     user_data data ("source file", srcpath);
 
     debuginfod_set_user_data (c, &data);
-  gdb::optional<target_terminal::scoped_restore_terminal_state> term_state;
     if (target_supports_terminal_ours ())
       {
 	term_state.emplace ();
 	target_terminal::ours ();
       }
 
-  scoped_fd fd (debuginfod_find_source (c,
+    fd = scoped_fd (debuginfod_find_source (c,
 					    build_id,
 					    build_id_len,
 					    srcpath,
 					    &dname));
     debuginfod_set_user_data (c, nullptr);
-  print_outcome (data, fd.get ());
+  }
+
+  print_outcome (fd.get (), "source file", srcpath);
 
   if (fd.get () >= 0)
     destname->reset (dname);
@@ -331,20 +333,25 @@ debuginfod_debuginfo_query (const unsigned char *build_id,
     return scoped_fd (-ENOMEM);
 
   char *dname = nullptr;
+  scoped_fd fd;
+  gdb::optional<target_terminal::scoped_restore_terminal_state> term_state;
+
+  {
     user_data data ("separate debug info for", filename);
 
     debuginfod_set_user_data (c, &data);
-  gdb::optional<target_terminal::scoped_restore_terminal_state> term_state;
     if (target_supports_terminal_ours ())
       {
 	term_state.emplace ();
 	target_terminal::ours ();
       }
 
-  scoped_fd fd (debuginfod_find_debuginfo (c, build_id, build_id_len,
+    fd = scoped_fd (debuginfod_find_debuginfo (c, build_id, build_id_len,
 					       &dname));
     debuginfod_set_user_data (c, nullptr);
-  print_outcome (data, fd.get ());
+  }
+
+  print_outcome (fd.get (), "separate debug info for", filename);
 
   if (fd.get () >= 0)
     destname->reset (dname);
@@ -369,19 +376,25 @@ debuginfod_exec_query (const unsigned char *build_id,
     return scoped_fd (-ENOMEM);
 
   char *dname = nullptr;
+  scoped_fd fd;
+  gdb::optional<target_terminal::scoped_restore_terminal_state> term_state;
+
+  {
     user_data data ("executable for", filename);
 
     debuginfod_set_user_data (c, &data);
-  gdb::optional<target_terminal::scoped_restore_terminal_state> term_state;
     if (target_supports_terminal_ours ())
       {
 	term_state.emplace ();
 	target_terminal::ours ();
       }
 
-  scoped_fd fd (debuginfod_find_executable (c, build_id, build_id_len, &dname));
+    fd = scoped_fd (debuginfod_find_executable (c, build_id, build_id_len,
+						&dname));
     debuginfod_set_user_data (c, nullptr);
-  print_outcome (data, fd.get ());
+  }
+
+  print_outcome (fd.get (), "executable for", filename);
 
   if (fd.get () >= 0)
     destname->reset (dname);

gdb/ui-out.h

@@ -302,7 +302,7 @@ class ui_out
 
     ~progress_update ()
     {
-
+      m_uiout->do_progress_end ();
     }
 
     progress_update (const progress_update &) = delete;
@@ -321,14 +321,13 @@ class ui_out
     {
       m_uiout->do_progress_notify (msg, "", -1, -1);
     }
+
   private:
 
     struct ui_out *m_uiout;
   };
 
-  virtual void do_progress_end () = 0;
+protected:
-
- protected:
 
   virtual void do_table_begin (int nbrofcols, int nr_rows, const char *tblid)
     = 0;
@@ -365,6 +364,7 @@ class ui_out
   virtual void do_progress_start () = 0;
   virtual void do_progress_notify (const std::string &, const char *,
 				   double, double) = 0;
+  virtual void do_progress_end () = 0;
 
   /* Set as not MI-like by default.  It is overridden in subclasses if
      necessary.  */