Make the minimized home card not overlap activities on Athena

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 <cmath>
 #include <limits>
 
 #include "athena/common/container_priorities.h"
@@ skipping 501 matching lines @@
   widget_params.opacity = views::Widget::InitParams::TRANSLUCENT_WINDOW;
   home_card_widget_->Init(widget_params);
 
   SetState(VISIBLE_MINIMIZED);
   home_card_view_->Layout();
 
   activation_client_ =
       aura::client::GetActivationClient(container->GetRootWindow());
   if (activation_client_)
     activation_client_->AddObserver(this);
+
+  int work_area_bottom_inset =
+      GetBoundsForState(GetNativeWindow()->bounds(),
+                        HomeCard::VISIBLE_MINIMIZED).height();
+  ScreenManager::Get()->SetWorkAreaInsets(
+      gfx::Insets(0, 0, work_area_bottom_inset, 0));
 }
 
 void HomeCardImpl::InstallAccelerators() {
   const AcceleratorData accelerator_data[] = {
       {TRIGGER_ON_PRESS, ui::VKEY_L, ui::EF_CONTROL_DOWN,
        COMMAND_SHOW_HOME_CARD, AF_NONE},
   };
   AcceleratorManager::Get()->RegisterAccelerators(
       accelerator_data, arraysize(accelerator_data), this);
 }
@@ skipping 121 matching lines @@
   instance = NULL;
 }
 
 // static
 HomeCard* HomeCard::Get() {
   DCHECK(instance);
   return instance;
 }
 
 }  // namespace athena