From 39646c040fa98000fbc5d777da543fae41a7a763 Mon Sep 17 00:00:00 2001
From: Patrick McDermott <pj@pehjota.net>
Date: Sun, 17 Sep 2017 05:13:31 -0400
Subject: src/tab-chrome.c: Add a comment explaining the previous commit

---
diff --git a/src/tab-chrome.c b/src/tab-chrome.c
index 719d362..d99f8bf 100644
--- a/src/tab-chrome.c
+++ b/src/tab-chrome.c
@@ -200,6 +200,13 @@ static void
 load_progress_cb(WebKitWebView *web_view,
 	GParamSpec __attribute__((unused)) *paramspec, MqTabChrome *chrome)
 {
+	/*
+	 * If loading fails, the WebKitWebView's "estimated-load-progress" is
+	 * set to 1.0 after signals like "load-changed" and "load-failed" are
+	 * emitted.  So the only way to avoid leaving behind a full progress bar
+	 * after, for example, canceling a page load is to save a flag on a
+	 * failed load and only update the progress bar if the flag is unset.
+	 */
 	if (chrome->load_failed) {
 		chrome->load_failed = FALSE;
 		return;
--
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