Revert of Mandoline UI Process: Update namespaces and file names

components/mus/server_view_drawn_tracker_unittest.cc

Index: components/mus/server_view_drawn_tracker_unittest.cc
diff --git a/components/mus/server_view_drawn_tracker_unittest.cc b/components/mus/server_view_drawn_tracker_unittest.cc
index c1596cf0fb553e2b9ff0b1f7abab8c5074c58ccb..adc39368e6413184e21f2f1371ef22b773aee3ce 100644
--- a/components/mus/server_view_drawn_tracker_unittest.cc
+++ b/components/mus/server_view_drawn_tracker_unittest.cc
@@ -9,7 +9,7 @@
 #include "components/mus/test_server_view_delegate.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-namespace mus {
+namespace view_manager {
 namespace {
 
 class TestServerViewDrawnTrackerObserver
@@ -136,4 +136,4 @@
   EXPECT_TRUE(drawn_observer.is_drawn());
 }
 
-}  // namespace mus
+}  // namespace view_manager