DevTools: Trim stylesheet URLs in the Styles sidebar to 30 characters

Source/devtools/front_end/Linkifier.js

Index: Source/devtools/front_end/Linkifier.js
diff --git a/Source/devtools/front_end/Linkifier.js b/Source/devtools/front_end/Linkifier.js
index e08760ac5435b36f8224925f013bad5a8527e5f4..b914e12800607e7c2c4fca9cc6d04d23d65f28aa 100644
--- a/Source/devtools/front_end/Linkifier.js
+++ b/Source/devtools/front_end/Linkifier.js
@@ -159,9 +159,11 @@ WebInspector.Linkifier.DefaultFormatter.prototype = {
  */
 WebInspector.Linkifier.DefaultCSSFormatter = function()
 {
-    WebInspector.Linkifier.DefaultFormatter.call(this);
+    WebInspector.Linkifier.DefaultFormatter.call(this, WebInspector.Linkifier.DefaultCSSFormatter.MaxLengthForDisplayedURLs);
 }
 
+WebInspector.Linkifier.DefaultCSSFormatter.MaxLengthForDisplayedURLs = 30;
+
 WebInspector.Linkifier.DefaultCSSFormatter.prototype = {
     /**
      * @param {Element} anchor