Removes |old| parameter from OnWindowPropertyChanged()

mash/wm/bridge/wm_window_mus.cc

Index: mash/wm/bridge/wm_window_mus.cc
diff --git a/mash/wm/bridge/wm_window_mus.cc b/mash/wm/bridge/wm_window_mus.cc
index da8ca9ed581699da1a6938be6c34056c2d68afee..1cffa9d134918397c5e28ac7637a6531b9d0a1eb 100644
--- a/mash/wm/bridge/wm_window_mus.cc
+++ b/mash/wm/bridge/wm_window_mus.cc
@@ -587,11 +587,12 @@ void WmWindowMus::OnWindowSharedPropertyChanged(
     const std::vector<uint8_t>* new_data) {
   if (name == mus::mojom::WindowManager::kShowState_Property) {
     GetWindowState()->OnWindowShowStateChanged();
+    return;

[sky, 2016/05/19 23:00:11]

I accidentally removed this when addressing feedback in the last patch.

   }
   if (name == mus::mojom::WindowManager::kAlwaysOnTop_Property) {
     FOR_EACH_OBSERVER(ash::wm::WmWindowObserver, observers_,
                       OnWindowPropertyChanged(
-                          this, ash::wm::WmWindowProperty::ALWAYS_ON_TOP, 0u));
+                          this, ash::wm::WmWindowProperty::ALWAYS_ON_TOP));
     return;
   }