Mandoline UI Process: Update namespaces and file names

components/mus/BUILD.gn

Index: components/mus/BUILD.gn
diff --git a/components/mus/BUILD.gn b/components/mus/BUILD.gn
index 174fb35acffe5a9be47533ea01aee18f545d570f..ccbef2c0d89f943cea50f99a007f07beb03b9d81 100644
--- a/components/mus/BUILD.gn
+++ b/components/mus/BUILD.gn
@@ -61,6 +61,8 @@ source_set("lib") {
     "gesture_manager.cc",
     "gesture_manager.h",
     "gesture_manager_delegate.h",
+    "mus_app.cc",
+    "mus_app.h",
     "server_view.cc",
     "server_view.h",
     "server_view_delegate.h",
@@ -72,8 +74,6 @@ source_set("lib") {
     "view_coordinate_conversions.h",
     "view_locator.cc",
     "view_locator.h",
-    "view_manager_app.cc",
-    "view_manager_app.h",
     "view_tree_host_connection.cc",
     "view_tree_host_connection.h",
     "view_tree_host_delegate.h",
@@ -142,12 +142,12 @@ group("tests") {
   testonly = true
   deps = [
     ":apptests",
-    ":view_manager_unittests",
-    "//components/mus/public/cpp/tests:mojo_view_manager_lib_unittests",
+    ":mus_unittests",
+    "//components/mus/public/cpp/tests:mojo_mus_lib_unittests",
   ]
 }
 
-test("view_manager_unittests") {
+test("mus_unittests") {
   sources = [
     "focus_controller_unittest.cc",
     "gesture_manager_unittest.cc",
@@ -188,11 +188,11 @@ test("view_manager_unittests") {
 }
 
 mojo_native_application("apptests") {
-  output_name = "view_manager_apptests"
+  output_name = "mus_apptests"
   testonly = true
 
   sources = [
-    "view_manager_client_apptest.cc",
+    "mus_client_apptest.cc",
     "view_tree_apptest.cc",
   ]