Switch AccessibilityMode to be a bitmap

content/renderer/accessibility/renderer_accessibility_browsertest.cc

 // Copyright (c) 2012 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/strings/utf_string_conversions.h"
 #include "content/common/view_messages.h"
 #include "content/public/test/render_view_test.h"
 #include "content/renderer/accessibility/renderer_accessibility_complete.h"
 #include "content/renderer/render_view_impl.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 49 matching lines @@
 
   RenderViewImpl* view() {
     return static_cast<RenderViewImpl*>(view_);
   }
 
   virtual void SetUp() {
     RenderViewTest::SetUp();
     sink_ = &render_thread_->sink();
   }
 
-  void SetMode(AccessibilityMode mode) {
+  void SetMode(unsigned int mode) {
     view()->OnSetAccessibilityMode(mode);
   }
 
   void GetLastAccEvent(
       AccessibilityHostMsg_EventParams* params) {
     const IPC::Message* message =
         sink_->GetUniqueMessageMatching(AccessibilityHostMsg_Events::ID);
     ASSERT_TRUE(message);
     Tuple1<std::vector<AccessibilityHostMsg_EventParams> > param;
     AccessibilityHostMsg_Events::Read(message, &param);
@@ skipping 451 matching lines @@
   GetLastAccEvent(&event);
   ASSERT_EQ(5U, event.nodes.size());
 
   EXPECT_EQ(body.axID(), event.nodes[0].id);
   EXPECT_EQ(text_1.axID(), event.nodes[1].id);
   // The third event is to update text_2, but its id changes
   // so we don't have a test expectation for it.
 }
 
 }  // namespace content