Mandoline UI Process: Update namespaces and file names

components/mus/view_locator.h

Index: components/mus/view_locator.h
diff --git a/components/mus/view_locator.h b/components/mus/view_locator.h
index c974834a37e855c072b5f81e3a088edbf1626a8a..883c625a4b43c1d2eef0903a7a25d25baeed0d06 100644
--- a/components/mus/view_locator.h
+++ b/components/mus/view_locator.h
@@ -9,7 +9,7 @@ namespace gfx {
 class Point;
 }
 
-namespace view_manager {
+namespace mus {
 
 class ServerView;
 
@@ -19,6 +19,6 @@ const ServerView* FindDeepestVisibleView(const ServerView* view,
 ServerView* FindDeepestVisibleView(ServerView* view,
                                    const gfx::Point& location);
 
-}  // namespace view_manager
+}  // namespace mus
 
 #endif  // COMPONENTS_MUS_VIEW_LOCATOR_H_