[glib] trivial: add some helpful comments

[Matthias Clasen <matthiasc src gnome org>]

commit a4fc4c1e6eb57b10e2b60f522d11fd2c256dee31
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Jan 22 21:27:35 2018 +0100

    trivial: add some helpful comments
    
    Not everybody knows console color codes by heart.

 glib/gmessages.c |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)
---
diff --git a/glib/gmessages.c b/glib/gmessages.c
index 8833ff1..cbaed5d 100644
--- a/glib/gmessages.c
+++ b/glib/gmessages.c
@@ -1476,17 +1476,17 @@ log_level_to_color (GLogLevelFlags log_level,
     return "";
 
   if (log_level & G_LOG_LEVEL_ERROR)
-    return "\033[1;31m";
+    return "\033[1;31m"; /* red */
   else if (log_level & G_LOG_LEVEL_CRITICAL)
-    return "\033[1;35m";
+    return "\033[1;35m"; /* magenta */
   else if (log_level & G_LOG_LEVEL_WARNING)
-    return "\033[1;33m";
+    return "\033[1;33m"; /* yellow */
   else if (log_level & G_LOG_LEVEL_MESSAGE)
-    return "\033[1;32m";
+    return "\033[1;32m"; /* green */
   else if (log_level & G_LOG_LEVEL_INFO)
-    return "\033[1;32m";
+    return "\033[1;32m"; /* green */
   else if (log_level & G_LOG_LEVEL_DEBUG)
-    return "\033[1;32m";
+    return "\033[1;32m"; /* green */
 
   /* No color for custom log levels. */
   return "";