bug#30056: [PATCH] Add leading space to battery-mode-line-format

[Allen Li <vianchielfaura@gmail.com>]

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Attached patch.  This seems like a reasonable and trivial change, so I
haven't updated NEWS or :version for defcustom.

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From e6c0eeaf0f753c6e49013207730642031af181bb Mon Sep 17 00:00:00 2001
From: Allen Li <darkfeline@felesatra.moe>
Date: Wed, 10 Jan 2018 00:43:03 -0800
Subject: [PATCH] Add leading space to battery-mode-line-format

* lisp/battery.el (battery-mode-line-format): Add leading space.
---
 lisp/battery.el | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lisp/battery.el b/lisp/battery.el
index ca17ae8fc3..880b3536fb 100644
--- a/lisp/battery.el
+++ b/lisp/battery.el
@@ -119,9 +119,9 @@ battery-mode-line-limit
 
 (defcustom battery-mode-line-format
   (cond ((eq battery-status-function 'battery-linux-proc-acpi)
-	 "[%b%p%%,%d°C]")
+	 " [%b%p%%,%d°C]")
 	(battery-status-function
-	 "[%b%p%%]"))
+	 " [%b%p%%]"))
   "Control string formatting the string to display in the mode line.
 Ordinary characters in the control string are printed as-is, while
 conversion specifications introduced by a `%' character in the control
-- 
2.15.1