ATK accessibility support for web content on Aura Linux.

content/browser/accessibility/browser_accessibility.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/browser/accessibility/browser_accessibility.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/browser/accessibility/browser_accessibility_manager.h"
 #include "content/common/accessibility_messages.h"
 #include "ui/accessibility/ax_text_utils.h"
 
 namespace content {
 
-#if !defined(OS_MACOSX) && \
-    !defined(OS_WIN) && \
-    !defined(OS_ANDROID)
-// We have subclassess of BrowserAccessibility on Mac and Win. For any other
-// platform, instantiate the base class.
+#if defined(OS_CHROMEOS)
+// We have subclassess of BrowserAccessibility on all platforms except ChromeOS.
+// For ChromeOS platform, instantiate the base class.
 // static
 BrowserAccessibility* BrowserAccessibility::Create() {
   return new BrowserAccessibility();
 }
 #endif
 
 BrowserAccessibility::BrowserAccessibility()
     : manager_(NULL),
       node_(NULL) {
 }
@@ skipping 722 matching lines @@
       }
       need_to_offset_web_area = true;
     }
     parent = parent->GetParentForBoundsCalculation();
   }
 
   return bounds;
 }
 
 }  // namespace content