Rewrite renderer accessibility to not use WebAccessibilityCache.

chrome/browser/accessibility/browser_accessibility_win_unittest.cc

 // 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.
 
 #include "base/memory/scoped_ptr.h"
 #include "base/win/scoped_comptr.h"
 #include "content/browser/accessibility/browser_accessibility_manager.h"
 #include "content/browser/accessibility/browser_accessibility_win.h"
 #include "content/common/view_messages.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 175 matching lines @@
   ASSERT_EQ(S_OK, hr);
   EXPECT_STREQ(L"old text", name.m_str);
 
   text_dispatch.Release();
   text_accessible.Release();
 
   // Notify the BrowserAccessibilityManager that the text child has changed.
   text.name = L"new text";
   ViewHostMsg_AccessibilityNotification_Params param;
   param.notification_type = ViewHostMsg_AccEvent::CHILDREN_CHANGED;
-  param.acc_obj = text;
+  param.acc_tree = text;
+  param.includes_children = true;
+  param.id = text.id;
   std::vector<ViewHostMsg_AccessibilityNotification_Params> notifications;
   notifications.push_back(param);
   manager->OnAccessibilityNotifications(notifications);
 
   // Query for the text IAccessible and verify that it now returns "new text"
   // as its value.
   hr = manager->GetRoot()->toBrowserAccessibilityWin()->get_accChild(
       CreateI4Variant(1),
       text_dispatch.Receive());
   ASSERT_EQ(S_OK, hr);
@@ skipping 49 matching lines @@
           root,
           NULL,
           new CountedBrowserAccessibilityFactory());
   ASSERT_EQ(4, CountedBrowserAccessibility::global_obj_count_);
 
   // Notify the BrowserAccessibilityManager that the div node and its children
   // were removed and ensure that only one BrowserAccessibility instance exists.
   root.children.clear();
   ViewHostMsg_AccessibilityNotification_Params param;
   param.notification_type = ViewHostMsg_AccEvent::CHILDREN_CHANGED;
-  param.acc_obj = root;
+  param.acc_tree = root;
+  param.includes_children = true;
+  param.id = root.id;
   std::vector<ViewHostMsg_AccessibilityNotification_Params> notifications;
   notifications.push_back(param);
   manager->OnAccessibilityNotifications(notifications);
   ASSERT_EQ(1, CountedBrowserAccessibility::global_obj_count_);
 
   // Delete the manager and test that all BrowserAccessibility instances are
   // deleted.
   delete manager;
   ASSERT_EQ(0, CountedBrowserAccessibility::global_obj_count_);
 }
@@ skipping 80 matching lines @@
 
   ASSERT_EQ(S_OK, text1_obj->get_text(0, IA2_TEXT_OFFSET_LENGTH, &text));
   ASSERT_EQ(text, string16(L"One two three.\nFour five six."));
   SysFreeString(text);
 
   // Delete the manager and test that all BrowserAccessibility instances are
   // deleted.
   delete manager;
   ASSERT_EQ(0, CountedBrowserAccessibility::global_obj_count_);
 }