From c65a72ac1e7d6ff573611093c0f4800a9f0b6288 Mon Sep 17 00:00:00 2001
From: Nathan Froyd <froydnj@mozilla.com>
Date: Wed, 14 Feb 2018 12:01:36 -0500
Subject: [PATCH] Bug 1435916 - use a const array in
 nsTextFormatter::dosprintf; r=tromey

I don't know how this was not constant, but there you go.
---
 xpcom/string/nsTextFormatter.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xpcom/string/nsTextFormatter.cpp b/xpcom/string/nsTextFormatter.cpp
index a2c24dd77184..6671979bf97a 100644
--- a/xpcom/string/nsTextFormatter.cpp
+++ b/xpcom/string/nsTextFormatter.cpp
@@ -471,7 +471,7 @@ nsTextFormatter::dosprintf(SprintfStateStr* aState, const char16_t* aFmt,
 {
   static const char16_t space = ' ';
   static const char16_t hex[] = u"0123456789abcdef";
-  static char16_t HEX[] = u"0123456789ABCDEF";
+  static const char16_t HEX[] = u"0123456789ABCDEF";
   static const BoxedValue emptyString(u"");
 
   char16_t c;