Revert of Mandoline UI Process: Update namespaces and file names

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

Index: components/mus/public/cpp/lib/view_surface.cc
diff --git a/components/mus/public/cpp/lib/view_surface.cc b/components/mus/public/cpp/lib/view_surface.cc
index f5d9a26abc5ccd2741bfb6a9f2d586f650b0c3d4..bdd5c329b080f93f9a1a044cf8f98f683c2e5fc0 100644
--- a/components/mus/public/cpp/lib/view_surface.cc
+++ b/components/mus/public/cpp/lib/view_surface.cc
@@ -7,7 +7,7 @@
 #include "components/mus/public/cpp/view_surface_client.h"
 #include "mojo/converters/surfaces/surfaces_type_converters.h"
 
-namespace mus {
+namespace mojo {
 
 ViewSurface::~ViewSurface() {}
 
@@ -41,4 +41,4 @@
   client_->OnResourcesReturned(this, resources.Pass());
 }
 
-}  // namespace mus
+}  // namespace mojo