Convert snakecase enum names to camelcase when stringified.

chrome/renderer/resources/extensions/automation_custom_bindings.js

 // Copyright 2014 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.
 
 // Custom bindings for the automation API.
 var automation = require('binding').Binding.create('automation');
 var automationInternal =
     require('binding').Binding.create('automationInternal').generate();
 var eventBindings = require('event_bindings');
 var Event = eventBindings.Event;
@@ skipping 67 matching lines @@
   var targetTree = idToAutomationTree[id];
   if (!targetTree) {
     // If this is the first time we've gotten data for this tree, it will
     // contain all of the tree's data, so create a new tree which will be
     // bootstrapped from |data|.
     targetTree = new AutomationTree(pid, rid);
     idToAutomationTree[id] = targetTree;
   }
   privates(targetTree).impl.update(data);
   var eventType = data.eventType;
-  if (eventType == 'load_complete' || eventType == 'layout_complete') {
+  if (eventType == 'loadComplete' || eventType == 'layoutComplete') {
     // If the tree wasn't available when getTree() was called, the callback will
     // have been cached in idToCallback, so call and delete it now that we
     // have the complete tree.
     if (id in idToCallback) {
       for (var i = 0; i < idToCallback[id].length; i++) {
         var callback = idToCallback[id][i];
         callback(targetTree);
       }
       delete idToCallback[id];
     }
   }
 });
 
 exports.binding = automation.generate();