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

ui/base/ime/input_method_chromeos_unittest.cc

 // Copyright 2014 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.
 
 #include "ui/base/ime/input_method_chromeos.h"
 
 #include <X11/Xlib.h>
 #undef Bool
 #undef FocusIn
 #undef FocusOut
@@ skipping 315 matching lines @@
   virtual void ExtendSelectionAndDelete(size_t before,
                                         size_t after) override {}
   virtual void EnsureCaretInRect(const gfx::Rect& rect) override {}
   virtual void OnCandidateWindowShown() override {}
   virtual void OnCandidateWindowUpdated() override {}
   virtual void OnCandidateWindowHidden() override {}
   virtual bool IsEditingCommandEnabled(int command_id) override {
     return false;
   }
   virtual void ExecuteEditingCommand(int command_id) override {}
+  virtual void OnKeyboardBoundsUnchanged() override {}
 
   bool HasNativeEvent() const {
     return dispatched_key_event_.HasNativeEvent();
   }
 
   void ResetFlags() {
     dispatched_key_event_ = ui::KeyEvent(ui::ET_UNKNOWN, ui::VKEY_UNKNOWN,
                                          ui::EF_NONE);
 
     composition_text_.Clear();
@@ skipping 720 matching lines @@
   ime_->ResetContext();
 
   // Do callback.
   mock_ime_engine_handler_->last_passed_callback().Run(true);
 
   EXPECT_EQ(0, ime_->process_key_event_post_ime_call_count());
 }
 // TODO(nona): Introduce ProcessKeyEventPostIME tests(crbug.com/156593).
 
 }  // namespace ui