[gnome-desktop] Add translator comments, and a context for one string

[Vincent Untz <vuntz src gnome org>]

commit 068461b3d4216eaca47adc7bf4ff4eb546e80f60
Author: Vincent Untz <vuntz gnome org>
Date:   Mon Feb 22 12:31:36 2010 +0100

    Add translator comments, and a context for one string
    
    https://bugzilla.gnome.org/show_bug.cgi?id=610566
    https://bugzilla.gnome.org/show_bug.cgi?id=610571

 libgnome-desktop/display-name.c |    5 ++++-
 libgnome-desktop/gnome-rr.c     |    1 +
 2 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/libgnome-desktop/display-name.c b/libgnome-desktop/display-name.c
index f75958b..ab0423a 100644
--- a/libgnome-desktop/display-name.c
+++ b/libgnome-desktop/display-name.c
@@ -267,7 +267,10 @@ make_display_name (const char *output_name,
     }
     else
     {
-	vendor = _("Unknown");
+        /* Translators: "Unknown" here is used to identify a monitor for which
+         * we don't know the vendor. When a vendor is known, the name of the
+         * vendor is used. */
+	vendor = C_("Monitor vendor", "Unknown");
     }
 
     if (info && info->width_mm != -1 && info->height_mm)
diff --git a/libgnome-desktop/gnome-rr.c b/libgnome-desktop/gnome-rr.c
index 6f23fbb..ba56dbc 100644
--- a/libgnome-desktop/gnome-rr.c
+++ b/libgnome-desktop/gnome-rr.c
@@ -402,6 +402,7 @@ fill_out_screen_info (Display *xdisplay,
     }
     else
     {
+        /* Translators: a CRTC is a CRT Controller (this is X terminology). */
 	g_set_error (error, GNOME_RR_ERROR, GNOME_RR_ERROR_RANDR_ERROR,
 		     _("could not get the screen resources (CRTCs, outputs, modes)"));
 	return FALSE;