Revert of Mandoline UI Process: Update namespaces and file names

components/mus/view_coordinate_conversions.cc

Index: components/mus/view_coordinate_conversions.cc
diff --git a/components/mus/view_coordinate_conversions.cc b/components/mus/view_coordinate_conversions.cc
index 445d76210b2e06d8284d03b0c92f6b5b5cba8db6..20d2060907430c89e4c1e4a636a537b00754c0e5 100644
--- a/components/mus/view_coordinate_conversions.cc
+++ b/components/mus/view_coordinate_conversions.cc
@@ -12,7 +12,7 @@
 #include "ui/gfx/geometry/vector2d.h"
 #include "ui/gfx/geometry/vector2d_f.h"
 
-namespace mus {
+namespace view_manager {
 
 namespace {
 
@@ -66,4 +66,4 @@
                    bottom_right.y() - top_left.y());
 }
 
-}  // namespace mus
+}  // namespace view_manager