Initial support for native accessibility in ARC

content/browser/accessibility/browser_accessibility_cocoa.mm

 // 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.
 
 #import "content/browser/accessibility/browser_accessibility_cocoa.h"
 
 #include <execinfo.h>
 #include <stddef.h>
 #include <stdint.h>
 #include <string.h>
@@ skipping 14 matching lines @@
 #include "content/browser/accessibility/browser_accessibility_manager_mac.h"
 #include "content/browser/accessibility/one_shot_accessibility_tree_search.h"
 #include "content/public/common/content_client.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "ui/accessibility/ax_range.h"
 #import "ui/accessibility/platform/ax_platform_node_mac.h"
 
 using AXPlatformPositionInstance =
     content::AXPlatformPosition::AXPositionInstance;
 using AXPlatformRange = ui::AXRange<AXPlatformPositionInstance::element_type>;
+using AXTextMarkerRangeRef = CFTypeRef;
+using AXTextMarkerRef = CFTypeRef;
+using StringAttribute = ui::AXStringAttribute;
 using content::AXPlatformPosition;
-using content::AXTreeIDRegistry;
 using content::AccessibilityMatchPredicate;
 using content::BrowserAccessibility;
 using content::BrowserAccessibilityDelegate;
 using content::BrowserAccessibilityManager;
 using content::BrowserAccessibilityManagerMac;
 using content::ContentClient;
 using content::OneShotAccessibilityTreeSearch;
 using ui::AXNodeData;
-using StringAttribute = ui::AXStringAttribute;
-using AXTextMarkerRef = CFTypeRef;
-using AXTextMarkerRangeRef = CFTypeRef;
+using ui::AXTreeIDRegistry;
 
 namespace {
 
 // Private WebKit accessibility attributes.
 NSString* const NSAccessibilityARIAAtomicAttribute = @"AXARIAAtomic";
 NSString* const NSAccessibilityARIABusyAttribute = @"AXARIABusy";
 NSString* const NSAccessibilityARIAColumnCountAttribute = @"AXARIAColumnCount";
 NSString* const NSAccessibilityARIAColumnIndexAttribute = @"AXARIAColumnIndex";
 NSString* const NSAccessibilityARIALiveAttribute = @"AXARIALive";
 NSString* const NSAccessibilityARIAPosInSetAttribute = @"AXARIAPosInSet";
@@ skipping 2813 matching lines @@
 }
 
 - (BOOL)accessibilityNotifiesWhenDestroyed {
   // Indicate that BrowserAccessibilityCocoa will post a notification when it's
   // destroyed (see -detach). This allows VoiceOver to do some internal things
   // more efficiently.
   return YES;
 }
 
 @end