Add support for attaching custom parameters to NetLog events.

chrome/browser/resources/net_internals/logviewpainter.js

 // Copyright (c) 2010 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.
 
 /**
  * TODO(eroman): This needs better presentation, and cleaner code. This
  *               implementation is more of a transitionary step as
  *               the old net-internals is replaced.
  */
 
@@ skipping 50 matching lines @@
     addTextNode(timeCell, entry.orig.time);
 
     var mainCell = addNode(tr, 'td');
     mainCell.style.paddingRight = '5px';
     var dtLabelCell = addNode(tr, 'td');
     var dtCell = addNode(tr, 'td');
     dtCell.style.textAlign = 'right';
 
     mainCell.style.paddingLeft = (INDENTATION_PX * entry.getDepth()) + "px";
 
-    if (entry.orig.type == LogEntryType.TYPE_EVENT) {
-      addTextNode(mainCell, getTextForEvent(entry));
+    addTextNode(mainCell, getTextForEvent(entry));
 
-      // Get the elapsed time.
-      if (entry.isBegin()) {
-        addTextNode(dtLabelCell, '[dt=');
+    // Get the elapsed time.
+    if (entry.isBegin()) {
+      addTextNode(dtLabelCell, '[dt=');
 
-        // Definite time.
-        if (entry.end) {
-          var dt = entry.end.orig.time - entry.orig.time;
-          addTextNode(dtCell, dt + ']');
-        } else {
-          addTextNode(dtCell, '?]');
-        }
+      // Definite time.
+      if (entry.end) {
+        var dt = entry.end.orig.time - entry.orig.time;
+        addTextNode(dtCell, dt + ']');
+      } else {
+        addTextNode(dtCell, '?]');
       }
     } else {
       mainCell.colSpan = '3';
-      if (entry.orig.type == LogEntryType.TYPE_STRING) {
-        addTextNode(mainCell, entry.orig.string);
-      } else if (entry.orig.type == LogEntryType.TYPE_ERROR_CODE) {
-        // TODO(eroman): print symbolic name of error code.
-        addTextNode(mainCell, "Network error: " + entry.orig.error_code);
-      } else {
-        addTextNode(mainCell, "Unrecognized entry type: " + entry.orig.type);
-      }
+    }
+
+    // Output the extra parameters.
+    // TODO(eroman): Do type-specific formatting.
+    if (entry.orig.extra_parameters != undefined) {
+       addNode(mainCell, 'br');
+      addTextNode(mainCell, 'params: ' + entry.orig.extra_parameters);
     }
   }
 }
 
 function getTextForEvent(entry) {
   var text = '';
 
   if (entry.isBegin()) {
     text = '+' + text;
   } else if (entry.isEnd()) {
     text = '-' + text;
   } else {
     text = '.';
   }
 
-  text += getKeyWithValue(LogEventType, entry.orig.event.type);
+  text += getKeyWithValue(LogEventType, entry.orig.type);
   return text;
 }
 
 // End of anonymous namespace.
 })();