Revert "commit-graph: use start_delayed_progress()"

This reverts commit 3bcd031,
which was incomplete.

Author: gitster

commit-graph.c

@@ -1103,7 +1103,7 @@ static void compute_generation_numbers(struct write_commit_graph_context *ctx)
 	struct commit_list *list = NULL;
 
 	if (ctx->report_progress)
-		ctx->progress = start_delayed_progress(
+		ctx->progress = start_progress(
 					_("Computing commit graph generation numbers"),
 					ctx->commits.nr);
 	for (i = 0; i < ctx->commits.nr; i++) {

t/t5318-commit-graph.sh

@@ -130,6 +130,12 @@ test_expect_success 'commit-graph write progress off for redirected stderr' '
 	test_line_count = 0 err
 '
 
+test_expect_success 'commit-graph write force progress on for stderr' '
+	cd "$TRASH_DIRECTORY/full" &&
+	git commit-graph write --progress 2>err &&
+	test_file_not_empty err
+'
+
 test_expect_success 'commit-graph write with the --no-progress option' '
 	cd "$TRASH_DIRECTORY/full" &&
 	git commit-graph write --no-progress 2>err &&

t/t6500-gc.sh

@@ -102,6 +102,20 @@ test_expect_success 'auto gc with too many loose objects does not attempt to cre
 	test_line_count = 2 new # There is one new pack and its .idx
 '
 
+test_expect_success 'gc --no-quiet' '
+	git -c gc.writeCommitGraph=true gc --no-quiet >stdout 2>stderr &&
+	test_must_be_empty stdout &&
+	test_line_count = 1 stderr &&
+	test_i18ngrep "Computing commit graph generation numbers" stderr
+'
+
+test_expect_success TTY 'with TTY: gc --no-quiet' '
+	test_terminal git -c gc.writeCommitGraph=true gc --no-quiet >stdout 2>stderr &&
+	test_must_be_empty stdout &&
+	test_i18ngrep "Enumerating objects" stderr &&
+	test_i18ngrep "Computing commit graph generation numbers" stderr
+'
+
 test_expect_success 'gc --quiet' '
 	git -c gc.writeCommitGraph=true gc --quiet >stdout 2>stderr &&
 	test_must_be_empty stdout &&