Attempt at fixing crash. It looks like the printing code can delete

chrome/browser/ui/tab_contents/tab_contents_wrapper.cc

 // 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.
 
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
 #include "chrome/browser/autocomplete_history_manager.h"
 #include "chrome/browser/autofill/autofill_manager.h"
@@ skipping 109 matching lines @@
   history_tab_helper_.reset(new HistoryTabHelper(contents));
   password_manager_delegate_.reset(new PasswordManagerDelegateImpl(this));
   password_manager_.reset(
       new PasswordManager(contents, password_manager_delegate_.get()));
   safebrowsing_detection_host_.reset(
       safe_browsing::ClientSideDetectionHost::Create(contents));
   search_engine_tab_helper_.reset(new SearchEngineTabHelper(contents));
   ssl_helper_.reset(new TabContentsSSLHelper(this));
   content_settings_.reset(new TabSpecificContentSettings(contents));
   translate_tab_helper_.reset(new TranslateTabHelper(contents));
-  print_view_manager_.reset(new printing::PrintViewManager(contents));
+  print_view_manager_.reset(new printing::PrintViewManager(this));
 
   // Create the per-tab observers.
   external_protocol_observer_.reset(new ExternalProtocolObserver(contents));
   file_select_observer_.reset(new FileSelectObserver(contents));
   plugin_observer_.reset(new PluginObserver(this));
   prerender_observer_.reset(new prerender::PrerenderObserver(contents));
   print_preview_.reset(new printing::PrintPreviewMessageHandler(contents));
   webnavigation_observer_.reset(
       new ExtensionWebNavigationTabObserver(contents));
   // Start the in-browser thumbnailing if the feature is enabled.
@@ skipping 449 matching lines @@
 void TabContentsWrapper::UpdateWebPreferences() {
   RenderViewHostDelegate* rvhd = tab_contents();
   Send(new ViewMsg_UpdateWebPreferences(routing_id(), rvhd->GetWebkitPrefs()));
 }
 
 void TabContentsWrapper::UpdateRendererPreferences() {
   renderer_preferences_util::UpdateFromSystemSettings(
       tab_contents()->GetMutableRendererPrefs(), profile());
   render_view_host()->SyncRendererPrefs();
 }