Make the minimized home card not overlap activities on Athena

athena/wm/window_manager_impl.cc

Index: athena/wm/window_manager_impl.cc
diff --git a/athena/wm/window_manager_impl.cc b/athena/wm/window_manager_impl.cc
index 37daf437242a9a79c8a042e3c4521cf90b0632a1..59b25a11cb180052c16aff3eea0fb950f7fa27dc 100644
--- a/athena/wm/window_manager_impl.cc
+++ b/athena/wm/window_manager_impl.cc
@@ -19,6 +19,8 @@
 #include "base/observer_list.h"
 #include "ui/aura/layout_manager.h"
 #include "ui/aura/window.h"
+#include "ui/gfx/display.h"
+#include "ui/gfx/screen.h"
 #include "ui/wm/core/shadow_controller.h"
 #include "ui/wm/core/window_util.h"
 #include "ui/wm/core/wm_state.h"
@@ -147,7 +149,8 @@ WindowManagerImpl::~WindowManagerImpl() {
 void WindowManagerImpl::Layout() {
   if (!container_)
     return;
-  gfx::Rect bounds = gfx::Rect(container_->bounds().size());
+  gfx::Rect bounds =
+      gfx::Screen::GetNativeScreen()->GetPrimaryDisplay().work_area();
   const aura::Window::Windows& children = container_->children();
   for (aura::Window::Windows::const_iterator iter = children.begin();
        iter != children.end();