[perf-web] Fix a CSS typo

[Owen Taylor <otaylor src gnome org>]

commit a98b679111a4e0fdf9ca34f8f6b28dc66ed64603
Author: Owen W. Taylor <otaylor fishsoup net>
Date:   Sun Jun 29 10:59:56 2014 -0400

    Fix a CSS typo

 static/perf.css |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/static/perf.css b/static/perf.css
index dd230ee..744825d 100644
--- a/static/perf.css
+++ b/static/perf.css
@@ -238,7 +238,7 @@ a {
 #dataTableDiv {
     position: absolute;
     top: 0px;
-    left: 0x;
+    left: 0px;
     width: 100%;
     height: 100%;
     overflow: scroll;