Revert "Fix a ton of compiler warnings."

chrome/renderer/render_view.cc

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/renderer/render_view.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 1866 matching lines @@
   }
 
   // The WebView holds a reference to this new RenderView
   base::WaitableEvent* waitable_event = new base::WaitableEvent
 #if defined(OS_WIN)
       (modal_dialog_event.event);
 #else
       (true, false);
 #endif
   RenderView* view = RenderView::Create(render_thread_,
-                                        0, waitable_event, routing_id_,
+                                        NULL, waitable_event, routing_id_,
                                         renderer_preferences_,
                                         webkit_preferences_,
                                         shared_popup_counter_, routing_id);
   view->opened_by_user_gesture_ = user_gesture;
   view->creator_url_ = creator_url;
 
   // Copy over the alternate error page URL so we can have alt error pages in
   // the new render view (we don't need the browser to send the URL back down).
   view->alternate_error_page_url_ = alternate_error_page_url_;
 
@@ skipping 1443 matching lines @@
     Send(new ViewHostMsg_PasswordFormsSeen(routing_id_, password_forms));
 }
 
 void RenderView::Print(WebFrame* frame, bool script_initiated) {
   DCHECK(frame);
   if (print_helper_.get() == NULL) {
     print_helper_.reset(new PrintWebViewHelper(this));
   }
   print_helper_->Print(frame, script_initiated);
 }