[Android] Adding Smart GO/NEXT feature in Chrome

third_party/WebKit/Source/core/editing/InputMethodController.h

 /*
  * Copyright (C) 2006, 2007, 2008 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 86 matching lines @@
       const PlainTextRange&,
       FrameSelection::SetSelectionOptions = FrameSelection::kCloseTyping);
   void ExtendSelectionAndDelete(int before, int after);
   PlainTextRange CreateRangeForSelection(int start,
                                          int end,
                                          size_t text_length) const;
   void DeleteSurroundingText(int before, int after);
   void DeleteSurroundingTextInCodePoints(int before, int after);
   WebTextInputInfo TextInputInfo() const;
   WebTextInputType TextInputType() const;
+  Element* NextFocusableElementInForm(Element*, WebFocusType) const;
 
   // Call this when we will change focus.
   void WillChangeFocus();
 
  private:
   Document& GetDocument() const;
   bool IsAvailable() const;
 
   Member<LocalFrame> frame_;
   Member<Range> composition_range_;
@@ skipping 38 matching lines @@
 
   // Returns true if moved caret successfully.
   bool MoveCaret(int new_caret_position);
 
   PlainTextRange CreateSelectionRangeForSetComposition(
       int selection_start,
       int selection_end,
       size_t text_length) const;
   int TextInputFlags() const;
   WebTextInputMode InputModeOfFocusedElement() const;
+  bool IsListeningToKeyboardEvents(Element*) const;
 
   // Implements |SynchronousMutationObserver|.
   void ContextDestroyed(Document*) final;
 };
 
 }  // namespace blink
 
 #endif  // InputMethodController_h