Pointer watcher modifications to support laser pointer.

ash/shell.cc

Index: ash/shell.cc
diff --git a/ash/shell.cc b/ash/shell.cc
index 6f64011d9d6fcd1587fa62c87a3f506db1de1a04..da4af1222b192c61213831a5bfd27122d4ed088d 100644
--- a/ash/shell.cc
+++ b/ash/shell.cc
@@ -419,8 +419,9 @@ void Shell::ShutdownShelf() {
   }
 }
 
-void Shell::AddPointerWatcher(views::PointerWatcher* watcher) {
-  pointer_watcher_delegate_->AddPointerWatcher(watcher);
+void Shell::AddPointerWatcher(views::PointerWatcher* watcher,
+                              bool wants_moves) {
+  pointer_watcher_delegate_->AddPointerWatcher(watcher, wants_moves);
 }
 
 void Shell::RemovePointerWatcher(views::PointerWatcher* watcher) {