ATK accessibility support for web content on Aura Linux.

content/browser/accessibility/browser_accessibility_manager.h

 // 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.
 
 #ifndef CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_H_
 #define CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_H_
 
 #include <vector>
 
 #include "base/containers/hash_tables.h"
 #include "base/memory/scoped_ptr.h"
 #include "build/build_config.h"
 #include "content/common/content_export.h"
 #include "third_party/WebKit/public/web/WebAXEnums.h"
 #include "ui/accessibility/ax_node_data.h"
 #include "ui/accessibility/ax_serializable_tree.h"
 #include "ui/accessibility/ax_tree_update.h"
 #include "ui/gfx/native_widget_types.h"
 
 struct AccessibilityHostMsg_EventParams;
 struct AccessibilityHostMsg_LocationChangeParams;
 
 namespace content {
 class BrowserAccessibility;
 class BrowserAccessibilityManager;
 #if defined(OS_ANDROID)
 class BrowserAccessibilityManagerAndroid;
-#endif
-#if defined(OS_WIN)
+#elif defined(OS_WIN)
 class BrowserAccessibilityManagerWin;
+#elif defined(OS_LINUX) && !defined(OS_CHROMEOS) && defined(USE_X11)
+class BrowserAccessibilityManagerAuraLinux;
 #endif
 
 // For testing.
 CONTENT_EXPORT ui::AXTreeUpdate MakeAXTreeUpdate(
     const ui::AXNodeData& node,
     const ui::AXNodeData& node2 = ui::AXNodeData(),
     const ui::AXNodeData& node3 = ui::AXNodeData(),
     const ui::AXNodeData& node4 = ui::AXNodeData(),
     const ui::AXNodeData& node5 = ui::AXNodeData(),
     const ui::AXNodeData& node6 = ui::AXNodeData(),
@@ skipping 181 matching lines @@
   void ActivateFindInPageResult(int request_id);
 
 #if defined(OS_WIN)
   BrowserAccessibilityManagerWin* ToBrowserAccessibilityManagerWin();
 #endif
 
 #if defined(OS_ANDROID)
   BrowserAccessibilityManagerAndroid* ToBrowserAccessibilityManagerAndroid();
 #endif
 
+#if defined(OS_LINUX) && !defined(OS_CHROMEOS) && defined(USE_X11)
+  BrowserAccessibilityManagerAuraLinux*
+      ToBrowserAccessibilityManagerAuraLinux();
+#endif
+
   // Return the object that has focus, if it's a descandant of the
   // given root (inclusive). Does not make a new reference.
   virtual BrowserAccessibility* GetFocus(BrowserAccessibility* root);
 
   // Return the descentant of the given root that has focus, or that object's
   // active descendant if it has one.
   BrowserAccessibility* GetActiveDescendantFocus(BrowserAccessibility* root);
 
   // True by default, but some platforms want to treat the root
   // scroll offsets separately.
@@ skipping 82 matching lines @@
   OnScreenKeyboardState osk_state_;
 
   BrowserAccessibilityFindInPageInfo find_in_page_info_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserAccessibilityManager);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_MANAGER_H_