Pointer watcher modifications to support laser pointer.

ash/sysui/pointer_watcher_delegate_mus.cc

Index: ash/sysui/pointer_watcher_delegate_mus.cc
diff --git a/ash/sysui/pointer_watcher_delegate_mus.cc b/ash/sysui/pointer_watcher_delegate_mus.cc
index 0487af9d8686a628074ec77c0f6fd9ad4e0f9f9f..ef23817855ea3899c9fb6f5d0a41d338adb21919 100644
--- a/ash/sysui/pointer_watcher_delegate_mus.cc
+++ b/ash/sysui/pointer_watcher_delegate_mus.cc
@@ -13,7 +13,8 @@ PointerWatcherDelegateMus::PointerWatcherDelegateMus() {}
 PointerWatcherDelegateMus::~PointerWatcherDelegateMus() {}
 
 void PointerWatcherDelegateMus::AddPointerWatcher(
-    views::PointerWatcher* watcher) {
+    views::PointerWatcher* watcher,
+    bool wants_moves /* =false */) {
   views::WindowManagerConnection::Get()->AddPointerWatcher(
       watcher, false /* want_moves */);
 }