Mandoline UI Process: Update namespaces and file names

components/mus/public/cpp/lib/scoped_view_ptr.cc

Index: components/mus/public/cpp/lib/scoped_view_ptr.cc
diff --git a/components/mus/public/cpp/lib/scoped_view_ptr.cc b/components/mus/public/cpp/lib/scoped_view_ptr.cc
index 79401fa223d3b8bd1510988076cc9af0941e34d8..4c41709d3de0fea27028089520b4329aedaa4885 100644
--- a/components/mus/public/cpp/lib/scoped_view_ptr.cc
+++ b/components/mus/public/cpp/lib/scoped_view_ptr.cc
@@ -8,7 +8,7 @@
 #include "components/mus/public/cpp/view_observer.h"
 #include "components/mus/public/cpp/view_tree_connection.h"
 
-namespace mojo {
+namespace mus {
 
 ScopedViewPtr::ScopedViewPtr(View* view) : view_(view) {
   view_->AddObserver(this);
@@ -41,4 +41,4 @@ void ScopedViewPtr::OnViewDestroying(View* view) {
   DetachFromView();
 }
 
-}  // namespace mojo
+}  // namespace mus