Revert of Update json_schema_compiler to handle the Automation extension API

chrome/test/data/extensions/api_test/automation/tests/desktop/load_tabs.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.
 
 var html = '<button>alpha</button><input type="text">hello</input>';
 
 function getAllWebViews() {
   function findAllWebViews(node, nodes) {
-    if (node.role == chrome.automation.RoleType.WEB_VIEW)
+    if (node.role == chrome.automation.RoleType.webView)
       nodes.push(node);
 
     var children = node.children;
     for (var i = 0; i < children.length; i++) {
       var child = findAllWebViews(children[i], nodes);
     }
   }
 
   var webViews = [];
   findAllWebViews(rootNode, webViews);
   return webViews;
 }
 
 var allTests = [
   function testLoadTabs() {
     runWithDocument(html, function() {
       var webViews = getAllWebViews();
       assertEq(2, webViews.length);
       var subroot = webViews[1].firstChild;
       assertEq(webViews[1], subroot.parent);
       assertEq(subroot, subroot.parent.children[0]);
       var button = subroot.firstChild.firstChild;
-      assertEq(chrome.automation.RoleType.BUTTON, button.role);
+      assertEq(chrome.automation.RoleType.button, button.role);
       var input = subroot.firstChild.lastChild.previousSibling;
-      assertEq(chrome.automation.RoleType.TEXT_FIELD, input.role);
+      assertEq(chrome.automation.RoleType.textField, input.role);
       chrome.test.succeed();
     });
   },
 
   function testSubevents() {
     runWithDocument(html, function(subroot) {
       var button = null;
 
-      rootNode.addEventListener(chrome.automation.EventType.FOCUS,
+      rootNode.addEventListener(chrome.automation.EventType.focus,
           function(evt) {
             assertEq(button, evt.target);
             chrome.test.succeed();
           },
           false);
 
       button = subroot.firstChild.firstChild;
       button.focus();
     });
   }
 ];
 
 setUpAndRunTests(allTests);