From 09ecfca470b2a419ff70d73d20822413d24de98a Mon Sep 17 00:00:00 2001
From: Jason Simmons <jsimmons@google.com>
Date: Wed, 18 Dec 2019 23:17:11 +0000
Subject: [PATCH] [observatory] Use month numbers ranging from 1-12 in the
 timeline default filename

Change-Id: I6184efa1e4d7d64e3f0fc4def14587898d29601a
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/128983
Reviewed-by: Ben Konyi <bkonyi@google.com>
Commit-Queue: Jason Simmons <jsimmons@google.com>
---
 runtime/observatory/web/timeline.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/runtime/observatory/web/timeline.js b/runtime/observatory/web/timeline.js
index a9372f5e751..5b431f6d1b9 100644
--- a/runtime/observatory/web/timeline.js
+++ b/runtime/observatory/web/timeline.js
@@ -591,7 +591,7 @@ function saveTimeline() {
   var defaultFilename = 'dart-timeline-' +
                         now.getFullYear() +
                         '-' +
-                        now.getMonth() +
+                        (now.getMonth() + 1) +
                         '-' +
                         now.getDate() +
                         '.json';