[qtwebkit] add comment

[Than Ngo]

commit 15b5dce55ceb50999eaba818c57411302129635d
Author: Than Ngo <than at redhat.com>
Date:   Wed Dec 21 14:12:12 2011 +0100

    add comment

 qtwebkit.spec |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/qtwebkit.spec b/qtwebkit.spec
index 1404027..74107c8 100644
--- a/qtwebkit.spec
+++ b/qtwebkit.spec
@@ -26,6 +26,7 @@ Patch4: webkit-qtwebkit-2.2-no_Werror.patch
 Patch5: webkit-qtwebkit-2.2tp1-qt46.patch
 
 # fix for glib-2.31+
+# See https://bugs.webkit.org/show_bug.cgi?id=69840 for the gory details.
 Patch6: qtwebkit-2.2.x-glib231-wk#69840.patch
 
 BuildRequires: bison