1 files changed, 7 insertions, 11 deletions

diff --git a/WebCore/inspector/front-end/MetricsSidebarPane.js b/WebCore/inspector/front-end/MetricsSidebarPane.js
index a33653b..f5e6758 100644
--- a/WebCore/inspector/front-end/MetricsSidebarPane.js
+++ b/WebCore/inspector/front-end/MetricsSidebarPane.js
@@ -35,27 +35,22 @@ WebInspector.MetricsSidebarPane = function()
 WebInspector.MetricsSidebarPane.prototype = {
     update: function(node)
     {
-        var body = this.bodyElement;
-
-        body.removeChildren();
-
         if (node)
             this.node = node;
         else
             node = this.node;
 
-        if (!node || !node.ownerDocument.defaultView)
-            return;
-
-        if (node.nodeType !== Node.ELEMENT_NODE)
+        if (!node || !node.ownerDocument.defaultView || node.nodeType !== Node.ELEMENT_NODE) {
+            this.bodyElement.removeChildren();
             return;
+        }
 
         var self = this;
         var callback = function(stylePayload) {
             if (!stylePayload)
                 return;
             var style = WebInspector.CSSStyleDeclaration.parseStyle(stylePayload);
-            self._update(node, body, style);
+            self._update(style);
         };
         InjectedScriptAccess.getComputedStyle(node.id, callback);
 
@@ -67,7 +62,7 @@ WebInspector.MetricsSidebarPane.prototype = {
         InjectedScriptAccess.getInlineStyle(node.id, inlineStyleCallback);
     },
 
-    _update: function(node, body, style)
+    _update: function(style)
     {
         var metricsElement = document.createElement("div");
         metricsElement.className = "metrics";
@@ -169,7 +164,8 @@ WebInspector.MetricsSidebarPane.prototype = {
         }
 
         metricsElement.appendChild(previousBox);
-        body.appendChild(metricsElement);
+        this.bodyElement.removeChildren();
+        this.bodyElement.appendChild(metricsElement);
     },
 
     startEditing: function(targetElement, box, styleProperty)