mash: Fix launching touch hud app in mash mode.

ash/touch_hud/mus/touch_hud_application.cc

Index: ash/touch_hud/mus/touch_hud_application.cc
diff --git a/ash/touch_hud/mus/touch_hud_application.cc b/ash/touch_hud/mus/touch_hud_application.cc
index 702560b61d5014f2178068aa30d84772847484e4..40fec5a66ec97aece70659eb9a661dbb59cbd6d1 100644
--- a/ash/touch_hud/mus/touch_hud_application.cc
+++ b/ash/touch_hud/mus/touch_hud_application.cc
@@ -33,7 +33,7 @@ class TouchHudUI : public views::WidgetDelegateView,
       : window_manager_connection_(window_manager_connection),
         touch_hud_renderer_(new TouchHudRenderer(widget)) {
     window_manager_connection_->pointer_watcher_event_router()
-        ->AddPointerWatcher(this, false /* want_moves */);
+        ->AddPointerWatcher(this, true /* want_moves */);
   }
   ~TouchHudUI() override {
     window_manager_connection_->pointer_watcher_event_router()
@@ -62,7 +62,7 @@ class TouchHudUI : public views::WidgetDelegateView,
   DISALLOW_COPY_AND_ASSIGN(TouchHudUI);
 };
 
-TouchHudApplication::TouchHudApplication() : binding_(this) {}
+TouchHudApplication::TouchHudApplication() {}
 TouchHudApplication::~TouchHudApplication() {}
 
 void TouchHudApplication::OnStart(const shell::Identity& identity) {
@@ -108,7 +108,7 @@ void TouchHudApplication::Launch(uint32_t what, mash::mojom::LaunchMode how) {
 
 void TouchHudApplication::Create(const shell::Identity& remote_identity,
                                  mash::mojom::LaunchableRequest request) {
-  binding_.Bind(std::move(request));
+  bindings_.AddBinding(this, std::move(request));
 }
 
 }  // namespace touch_hud