This change will split the result codes between content and chrome.

chrome/browser/ui/cocoa/hung_renderer_controller.mm

 // Copyright (c) 2011 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.
 
 #import "chrome/browser/ui/cocoa/hung_renderer_controller.h"
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/mac/mac_util.h"
 #include "base/process_util.h"
@@ skipping 68 matching lines @@
   // Make the "wait" button respond to additional keys.  By setting this to
   // @"\e", it will respond to both Esc and Command-. (period).
   KeyEquivalentAndModifierMask key;
   key.charCode = @"\e";
   [waitButton_ addKeyEquivalent:key];
 }
 
 - (IBAction)kill:(id)sender {
   if (hungContents_)
     base::KillProcess(hungContents_->GetRenderProcessHost()->GetHandle(),
-                      ResultCodes::HUNG, false);
+                      content::RESULT_CODE_HUNG, false);
   // Cannot call performClose:, because the close button is disabled.
   [self close];
 }
 
 - (IBAction)wait:(id)sender {
   if (hungContents_ && hungContents_->render_view_host())
     hungContents_->render_view_host()->RestartHangMonitorTimeout();
   // Cannot call performClose:, because the close button is disabled.
   [self close];
 }
@@ skipping 89 matching lines @@
     [g_instance showForTabContents:contents];
   }
 }
 
 void HideHungRendererDialog(TabContents* contents) {
   if (!logging::DialogsAreSuppressed() && g_instance)
     [g_instance endForTabContents:contents];
 }
 
 }  // namespace browser