Implement Android accessible hit testing using an IPC to the renderer process.

content/browser/accessibility/browser_accessibility_android.h

 // Copyright 2013 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_ANDROID_H_
 #define CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_ANDROID_H_
 
 #include "base/android/scoped_java_ref.h"
 #include "content/browser/accessibility/browser_accessibility.h"
 
@@ skipping 22 matching lines @@
   bool IsLink() const;
   bool IsMultiLine() const;
   bool IsPassword() const;
   bool IsRangeType() const;
   bool IsScrollable() const;
   bool IsSelected() const;
   bool IsVisibleToUser() const;
 
   bool CanOpenPopup() const;
 
+  bool HasFocusableChild() const;
+
   const char* GetClassName() const;
   base::string16 GetText() const;
 
   int GetItemIndex() const;
   int GetItemCount() const;
 
   int GetScrollX() const;
   int GetScrollY() const;
   int GetMaxScrollX() const;
   int GetMaxScrollY() const;
@@ skipping 22 matching lines @@
   float RangeMin() const;
   float RangeMax() const;
   float RangeCurrentValue() const;
 
  private:
   // This gives BrowserAccessibility::Create access to the class constructor.
   friend class BrowserAccessibility;
 
   BrowserAccessibilityAndroid();
 
-  bool HasFocusableChild() const;
   bool HasOnlyStaticTextChildren() const;
   bool IsIframe() const;
 
   void NotifyLiveRegionUpdate(base::string16& aria_live);
 
   int CountChildrenWithRole(ui::AXRole role) const;
 
   base::string16 cached_text_;
   bool first_time_;
   base::string16 old_value_;
   base::string16 new_value_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserAccessibilityAndroid);
 };
 
 }  // namespace content
 
 #endif // CONTENT_BROWSER_ACCESSIBILITY_BROWSER_ACCESSIBILITY_ANDROID_H_