Fix WebView accessibility

content/public/test/browser_test_utils.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 "content/public/test/browser_test_utils.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/auto_reset.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/json/json_reader.h"
 #include "base/macros.h"
 #include "base/process/kill.h"
 #include "base/rand_util.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_piece.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/test/test_timeouts.h"
 #include "base/values.h"
 #include "build/build_config.h"
+#include "content/browser/accessibility/accessibility_mode_helper.h"
+#include "content/browser/accessibility/browser_accessibility.h"
+#include "content/browser/accessibility/browser_accessibility_manager.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/browser/web_contents/web_contents_view.h"
 #include "content/common/input/synthetic_web_input_event_builders.h"
 #include "content/common/input_messages.h"
 #include "content/common/view_messages.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/histogram_fetcher.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/notification_service.h"
@@ skipping 834 matching lines @@
           "      window.domAutomationController.send('pageLoadComplete');"
           "    }"
           "  }"
           "  checkState();"
           "  document.addEventListener('readystatechange', checkState);"
           "})();",
           &result));
   return result == "pageLoadComplete";
 }
 
+void EnableAccessibilityForWebContents(WebContents* web_contents) {
+  WebContentsImpl* web_contents_impl =
+      static_cast<WebContentsImpl*>(web_contents);
+  web_contents_impl->SetAccessibilityMode(AccessibilityModeComplete);
+}
+
+void WaitForAccessibilityFocusChange() {
+  scoped_refptr<content::MessageLoopRunner> loop_runner(
+      new content::MessageLoopRunner);
+  BrowserAccessibilityManager::SetFocusChangeCallbackForTesting(
+      loop_runner->QuitClosure());
+  loop_runner->Run();
+}
+
+ui::AXNodeData GetFocusedAccessibilityNodeInfo(WebContents* web_contents) {
+  WebContentsImpl* web_contents_impl =
+      static_cast<WebContentsImpl*>(web_contents);
+  BrowserAccessibilityManager* manager =
+      web_contents_impl->GetRootBrowserAccessibilityManager();
+  if (!manager)
+    return ui::AXNodeData();
+  BrowserAccessibility* focused_node = manager->GetFocus();
+  return focused_node->GetData();
+}
+
 TitleWatcher::TitleWatcher(WebContents* web_contents,
                            const base::string16& expected_title)
     : WebContentsObserver(web_contents),
       message_loop_runner_(new MessageLoopRunner) {
   EXPECT_TRUE(web_contents != NULL);
   expected_titles_.push_back(expected_title);
 }
 
 void TitleWatcher::AlsoWaitForTitle(const base::string16& expected_title) {
   expected_titles_.push_back(expected_title);
@@ skipping 301 matching lines @@
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   if (ack_result_ != INPUT_EVENT_ACK_STATE_UNKNOWN)
     return ack_result_;
   base::RunLoop run_loop;
   base::AutoReset<base::Closure> reset_quit(&quit_, run_loop.QuitClosure());
   run_loop.Run();
   return ack_result_;
 }
 
 }  // namespace content