Remove ASSERT_ARG().

third_party/WebKit/Source/core/page/ContextMenuController.cpp

 /*
  * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Igalia S.L
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 29 matching lines @@
 #include "platform/ContextMenu.h"
 #include "platform/ContextMenuItem.h"
 
 namespace blink {
 
 using namespace HTMLNames;
 
 ContextMenuController::ContextMenuController(Page*, ContextMenuClient* client)
     : m_client(client)
 {
-    ASSERT_ARG(client, client);
+    DCHECK(client);
 }
 
 ContextMenuController::~ContextMenuController()
 {
 }
 
 PassOwnPtrWillBeRawPtr<ContextMenuController> ContextMenuController::create(Page* page, ContextMenuClient* client)
 {
     return adoptPtrWillBeNoop(new ContextMenuController(page, client));
 }
@@ skipping 122 matching lines @@
     ASSERT(item->type() == ActionType || item->type() == CheckableActionType);
 
     if (item->action() < ContextMenuItemBaseCustomTag || item->action() > ContextMenuItemLastCustomTag)
         return;
 
     ASSERT(m_menuProvider);
     m_menuProvider->contextMenuItemSelected(item);
 }
 
 } // namespace blink