[gnome-boxes] Minor simplification of code

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit 7c340775d9ea64a788d32e947d5df7fb7e90b78a
Author: Zeeshan Ali (Khattak) <zeeshanak gnome org>
Date:   Mon Jan 16 23:48:11 2012 +0200

    Minor simplification of code

 src/libvirt-machine.vala |   12 ++++--------
 1 files changed, 4 insertions(+), 8 deletions(-)
---
diff --git a/src/libvirt-machine.vala b/src/libvirt-machine.vala
index 7bcefce..c2d0376 100644
--- a/src/libvirt-machine.vala
+++ b/src/libvirt-machine.vala
@@ -202,14 +202,10 @@ private class Boxes.LibvirtMachine: Boxes.Machine {
         io_stats = {};
         net_stats = {};
 
-        foreach (var s in stats) {
-            cpu_stats += s.cpu_guest_percent;
-        }
-        foreach (var s in stats) {
-            net_stats += (s.net_read + s.net_write);
-        }
-        foreach (var s in stats) {
-            io_stats += (s.disk_read + s.disk_write);
+        foreach (var stat in stats) {
+            cpu_stats += stat.cpu_guest_percent;
+            net_stats += (stat.net_read + stat.net_write);
+            io_stats += (stat.disk_read + stat.disk_write);
         }
 
         stats_updated ();