[ChromeOS] Show autofill popup after keyboard (if any) is shown.

ui/views/controls/textfield/textfield.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 UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_H_
 #define UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 288 matching lines @@
   void OnInputMethodChanged() override;
   bool ChangeTextDirectionAndLayoutAlignment(
       base::i18n::TextDirection direction) override;
   void ExtendSelectionAndDelete(size_t before, size_t after) override;
   void EnsureCaretInRect(const gfx::Rect& rect) override;
   void OnCandidateWindowShown() override;
   void OnCandidateWindowUpdated() override;
   void OnCandidateWindowHidden() override;
   bool IsEditingCommandEnabled(int command_id) override;
   void ExecuteEditingCommand(int command_id) override;
+  void OnKeyboardBoundsUnchanged() override;
 
  protected:
   // Returns the TextfieldModel's text/cursor/selection rendering model.
   gfx::RenderText* GetRenderText() const;
 
   gfx::Point last_click_location() const { return last_click_location_; }
 
   // Get the text from the selection clipboard.
   virtual base::string16 GetSelectionClipboardText() const;
 
@@ skipping 152 matching lines @@
 
   // Used to bind callback functions to this object.
   base::WeakPtrFactory<Textfield> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(Textfield);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_H_