Renames WmShell to ShellPort

ash/BUILD.gn

Index: ash/BUILD.gn
diff --git a/ash/BUILD.gn b/ash/BUILD.gn
index 0faf4cc7342f6a18661f8539a59bcf99e298789a..c2789a9bc75ed70cda6b41348b3cffbf266b2032 100644
--- a/ash/BUILD.gn
+++ b/ash/BUILD.gn
@@ -67,8 +67,8 @@ component("ash") {
     "aura/key_event_watcher_aura.h",
     "aura/pointer_watcher_adapter.cc",
     "aura/pointer_watcher_adapter.h",
-    "aura/wm_shell_aura.cc",
-    "aura/wm_shell_aura.h",
+    "aura/shell_port_classic.cc",
+    "aura/shell_port_classic.h",
     "autoclick/autoclick_controller.cc",
     "autoclick/autoclick_controller.h",
     "cancel_mode.cc",
@@ -321,6 +321,8 @@ component("ash") {
     "shell_delegate.h",
     "shell_init_params.h",
     "shell_observer.h",
+    "shell_port.cc",
+    "shell_port.h",
     "shutdown_controller.cc",
     "shutdown_controller.h",
     "sticky_keys/sticky_keys_controller.cc",
@@ -805,8 +807,6 @@ component("ash") {
     "wm/workspace_controller.h",
     "wm_display_observer.h",
     "wm_layout_manager.h",
-    "wm_shell.cc",
-    "wm_shell.h",
     "wm_transient_window_observer.h",
     "wm_window.cc",
     "wm_window.h",