Renames WmShell to ShellPort

ash/shelf/shelf_alignment_menu.cc

Index: ash/shelf/shelf_alignment_menu.cc
diff --git a/ash/shelf/shelf_alignment_menu.cc b/ash/shelf/shelf_alignment_menu.cc
index 0360e4944304314e06abf70542bf86b3addddd1c..e01b2639c91de1f867627d91c0590300fba1ad61 100644
--- a/ash/shelf/shelf_alignment_menu.cc
+++ b/ash/shelf/shelf_alignment_menu.cc
@@ -7,8 +7,8 @@
 #include "ash/metrics/user_metrics_action.h"
 #include "ash/public/cpp/shelf_types.h"
 #include "ash/shelf/wm_shelf.h"
+#include "ash/shell_port.h"
 #include "ash/strings/grit/ash_strings.h"
-#include "ash/wm_shell.h"
 
 namespace ash {
 
@@ -46,18 +46,17 @@ bool ShelfAlignmentMenu::IsCommandIdEnabled(int command_id) const {
 }
 
 void ShelfAlignmentMenu::ExecuteCommand(int command_id, int event_flags) {
-  WmShell* shell = WmShell::Get();
   switch (static_cast<MenuItem>(command_id)) {
     case MENU_ALIGN_LEFT:
-      shell->RecordUserMetricsAction(UMA_SHELF_ALIGNMENT_SET_LEFT);
+      ShellPort::Get()->RecordUserMetricsAction(UMA_SHELF_ALIGNMENT_SET_LEFT);
       wm_shelf_->SetAlignment(SHELF_ALIGNMENT_LEFT);
       break;
     case MENU_ALIGN_BOTTOM:
-      shell->RecordUserMetricsAction(UMA_SHELF_ALIGNMENT_SET_BOTTOM);
+      ShellPort::Get()->RecordUserMetricsAction(UMA_SHELF_ALIGNMENT_SET_BOTTOM);
       wm_shelf_->SetAlignment(SHELF_ALIGNMENT_BOTTOM);
       break;
     case MENU_ALIGN_RIGHT:
-      shell->RecordUserMetricsAction(UMA_SHELF_ALIGNMENT_SET_RIGHT);
+      ShellPort::Get()->RecordUserMetricsAction(UMA_SHELF_ALIGNMENT_SET_RIGHT);
       wm_shelf_->SetAlignment(SHELF_ALIGNMENT_RIGHT);
       break;
   }