Don't activate minimized/bottom home card

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/public/home_card.h"
 
 #include <limits>
 
 #include "athena/common/container_priorities.h"
 #include "athena/home/app_list_view_delegate.h"
@@ skipping 283 matching lines @@
   if (state_ == state)
     return;
 
   // Update |state_| before changing the visibility of the widgets, so that
   // LayoutManager callbacks get the correct state.
   state_ = state;
   original_state_ = state;
   if (state_ == HIDDEN) {
     home_card_widget_->Hide();
   } else {
-    home_card_widget_->Show();
+    if (state_ == VISIBLE_CENTERED)
+      home_card_widget_->Show();
+    else
+      home_card_widget_->ShowInactive();
     home_card_view_->SetState(state);
     layout_manager_->Layout();
   }
 }
 
 HomeCard::State HomeCardImpl::GetState() {
   return state_;
 }
 
 void HomeCardImpl::RegisterSearchProvider(
@@ skipping 73 matching lines @@
   instance = NULL;
 }
 
 // static
 HomeCard* HomeCard::Get() {
   DCHECK(instance);
   return instance;
 }
 
 }  // namespace athena