[gnome-system-monitor/migrateui] Add translator comment for the Percentage full for pie colour pickers string. https://bugzilla.gnome

[Robert Roth <robertroth src gnome org>]

commit 849954b75a9cb2e4453a89998b3794c8e7309399
Author: Robert Roth <robert roth off gmail com>
Date:   Mon Jan 30 00:33:24 2012 +0200

    Add translator comment for the Percentage full for pie colour pickers string.
    https://bugzilla.gnome.org/show_bug.cgi?id=658205

 src/gsm_color_button.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/gsm_color_button.c b/src/gsm_color_button.c
index c1b1383..2509ec6 100644
--- a/src/gsm_color_button.c
+++ b/src/gsm_color_button.c
@@ -196,6 +196,7 @@ gsm_color_button_class_init (GSMColorButtonClass * klass)
 				   PROP_PERCENTAGE,
 				   g_param_spec_double ("fraction",
 							_("Fraction"),
+                            // TRANSLATORS: description of the pie color picker's (mem, swap) filled percentage property
 							_("Percentage full for pie color pickers"),
 							0, 1, 0.5,
 							G_PARAM_READWRITE));