[Android] Adding Smart GO/NEXT feature in Chrome

third_party/WebKit/Source/core/page/FocusController.h

 /*
  * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 65 matching lines @@
                     InputDeviceCapabilities* sourceCapabilities = nullptr) {
     return advanceFocus(type, false, sourceCapabilities);
   }
   bool advanceFocusAcrossFrames(
       WebFocusType,
       RemoteFrame* from,
       LocalFrame* to,
       InputDeviceCapabilities* sourceCapabilities = nullptr);
   Element* findFocusableElementInShadowHost(const Element& shadowHost);
 
+  Element* findFocusableElement(WebFocusType, Element&);
+
   bool setFocusedElement(Element*, Frame*, const FocusParams&);
   // |setFocusedElement| variant with SelectionBehaviorOnFocus::None,
   // |WebFocusTypeNone, and null InputDeviceCapabilities.
   bool setFocusedElement(Element*, Frame*);
 
   void setActive(bool);
   bool isActive() const { return m_isActive; }
 
   void setFocused(bool);
   bool isFocused() const { return m_isFocused; }
 
   void registerFocusChangedObserver(FocusChangedObserver*);
 
   DECLARE_TRACE();
 
  private:
   explicit FocusController(Page*);
 
-  Element* findFocusableElement(WebFocusType, Element&);
-
   bool advanceFocus(WebFocusType,
                     bool initialFocus,
                     InputDeviceCapabilities* sourceCapabilities = nullptr);
   bool advanceFocusDirectionally(WebFocusType);
   bool advanceFocusInDocumentOrder(LocalFrame*,
                                    Element* start,
                                    WebFocusType,
                                    bool initialFocus,
                                    InputDeviceCapabilities* sourceCapabilities);
 
@@ skipping 11 matching lines @@
   Member<Frame> m_focusedFrame;
   bool m_isActive;
   bool m_isFocused;
   bool m_isChangingFocusedFrame;
   HeapHashSet<WeakMember<FocusChangedObserver>> m_focusChangedObservers;
 };
 
 }  // namespace blink
 
 #endif  // FocusController_h