Change the "source location" column on about:profiler to only display the filename (rather than t...

chrome/browser/resources/tracking.js

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 var g_browserBridge;
 var g_mainView;
 
 // TODO(eroman): Don't repeat the work of grouping, sorting, merging on every
 //               redraw. Rather do it only once when one of its dependencies
 //               change and cache the result.
@@ skipping 685 matching lines @@
   function setSelectedOptionByValue(select, value) {
     for (var i = 0; i < select.options.length; ++i) {
       if (select.options[i].value == value) {
         select.options[i].selected = true;
         return true;
       }
     }
     return false;
   }
 
+  /**
+   * Return the last component in a path which is separated by either forward
+   * slashes or backslashes.
+   */
+  function getFilenameFromPath(path) {
+    var lastSlash = Math.max(path.lastIndexOf('/'),
+                             path.lastIndexOf('\\'));
+    if (lastSlash == -1)
+      return path;
+
+    return path.substr(lastSlash + 1);
+  }
+
   // --------------------------------------------------------------------------
   // Functions that augment, bucket, and compute aggregates for the input data.
   // --------------------------------------------------------------------------
 
   /**
    * Selects all the data in |rows| which are matched by |filterFunc|, and
    * buckets the results using |entryToGroupKeyFunc|. For each bucket aggregates
    * are computed, and the results are sorted.
    *
    * Returns a dictionary whose keys are the group name, and the value is an
@@ skipping 277 matching lines @@
    */
   function drawValueToCell(td, key, value) {
     // Get a text representation of the value.
     var text = getTextValueForProperty(key, value);
 
     // Apply the desired cell alignment.
     var cellAlignment = KEY_PROPERTIES[key].cellAlignment;
     if (cellAlignment)
       td.align = cellAlignment;
 
-    var parent = td;
-
     if (key == KEY_SOURCE_LOCATION) {
       // Linkify the source column so it jumps to the source code. This doesn't
       // take into account the particular code this build was compiled from, or
       // local edits to source. It should however work correctly for top of tree
       // builds.
       var m = /^(.*) \[(\d+)\]$/.exec(text);
       if (m) {
-        var link = addNode(td, 'a');
+        var filepath = m[1];
+        var filename = getFilenameFromPath(filepath);
+        var linenumber = m[2];
+
+        var link = addNode(td, 'a', filename + ' [' + linenumber + ']');
         // http://chromesrc.appspot.com is a server I wrote specifically for
         // this task. It redirects to the appropriate source file; the file
         // paths given by the compiler can be pretty crazy and different
         // between platforms.
         link.href = 'http://chromesrc.appspot.com/?path=' +
-                    encodeURIComponent(m[1]) + '&line=' + m[2];
-        parent = link;
+                    encodeURIComponent(filepath) + '&line=' + linenumber;
+        return;
       }
     }
 
     // String values can get pretty long. If the string contains no spaces, then
     // CSS fails to wrap it, and it overflows the cell causing the table to get
     // really big. We solve this using a hack: insert a <wbr> element after
     // every single character. This will allow the rendering engine to wrap the
     // value, and hence avoid it overflowing!
     var kMinLengthBeforeWrap = 20;
 
-    addText(parent, text.substr(0, kMinLengthBeforeWrap));
+    addText(td, text.substr(0, kMinLengthBeforeWrap));
     for (var i = kMinLengthBeforeWrap; i < text.length; ++i) {
-      addNode(parent, 'wbr');
-      addText(parent, text.substr(i, 1));
+      addNode(td, 'wbr');
+      addText(td, text.substr(i, 1));
     }
   }
 
   function drawTableBody(tbody, rows, columns) {
     for (var i = 0; i < rows.length; ++i) {
       var e = rows[i];
 
       var tr = addNode(tbody, 'tr');
 
       for (var c = 0; c < columns.length; ++c) {
@@ skipping 479 matching lines @@
           groupKey.push(entry);
         }
 
         return JSON.stringify(groupKey);
       };
     },
   };
 
   return MainView;
 })();