Hide the virtual keyboard when entering to overview mode.

athena/home/home_card_impl.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 "athena/home/home_card_impl.h"
 
 #include <cmath>
 #include <limits>
 
 #include "athena/env/public/athena_env.h"
@@ skipping 389 matching lines @@
       GetBoundsForState(screen_bounds, from_state),
       GetBoundsForState(screen_bounds, to_state)));
 
   home_card_view_->SetStateProgress(from_state, to_state, progress);
 
   // TODO(mukai): signals the update to the window manager so that it shows the
   // intermediate visual state of overview mode.
 }
 
 void HomeCardImpl::OnOverviewModeEnter() {
-  if (state_ == VISIBLE_MINIMIZED)
+  if (state_ == HIDDEN || state_ == VISIBLE_MINIMIZED)
     SetState(VISIBLE_BOTTOM);
 }
 
 void HomeCardImpl::OnOverviewModeExit() {
   SetState(VISIBLE_MINIMIZED);
 }
 
 void HomeCardImpl::OnSplitViewModeEnter() {
 }
 
@@ skipping 22 matching lines @@
   instance = NULL;
 }
 
 // static
 HomeCard* HomeCard::Get() {
   DCHECK(instance);
   return instance;
 }
 
 }  // namespace athena