This adds some plumbing for propagating the reason for a renderer's death

chrome/browser/importer/importer.h

 // Copyright (c) 2010 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.
 
 #ifndef CHROME_BROWSER_IMPORTER_IMPORTER_H_
 #define CHROME_BROWSER_IMPORTER_IMPORTER_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 326 matching lines @@
   // Called by the ExternalProcessImporterHost on import cancel.
   virtual void Cancel();
 
   // Cancel import process on IO thread.
   void CancelImportProcessOnIOThread();
 
   // Report item completely downloaded on IO thread.
   void NotifyItemFinishedOnIOThread(importer::ImportItem import_item);
 
   // Cancel import on process crash.
-  virtual void OnProcessCrashed();
+  virtual void OnProcessCrashed(int exit_code);
 
   // Notifies the importerhost that import has finished, and calls Release().
   void Cleanup();
 
   // ProfileImportProcessHost messages ----------------------------------------
   // The following methods are called by ProfileImportProcessHost when the
   // corresponding message has been received from the import process.
   virtual void OnImportStart();
   virtual void OnImportFinished(bool succeeded, std::string error_msg);
   virtual void OnImportItemStart(int item_data);
@@ skipping 174 matching lines @@
 // first run UI.
 void StartImportingWithUI(gfx::NativeWindow parent_window,
                           uint16 items,
                           ImporterHost* coordinator,
                           const importer::ProfileInfo& source_profile,
                           Profile* target_profile,
                           ImportObserver* observer,
                           bool first_run);
 
 #endif  // CHROME_BROWSER_IMPORTER_IMPORTER_H_