ScopedPrinterInfoSetter on crash prone blocks.

chrome/utility/chrome_content_utility_client.cc

 // Copyright (c) 2012 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/utility/chrome_content_utility_client.h"
 
 #include "base/bind.h"
 #include "base/base64.h"
 #include "base/command_line.h"
 #include "base/json/json_reader.h"
 #include "base/threading/thread.h"
 #include "chrome/browser/importer/external_process_importer_bridge.h"
 #include "chrome/browser/importer/importer.h"
 #include "chrome/browser/importer/profile_import_process_messages.h"
+#include "chrome/common/child_process_logging.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_utility_messages.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_l10n_util.h"
 #include "chrome/common/extensions/extension_unpacker.h"
 #include "chrome/common/extensions/update_manifest.h"
 #include "chrome/common/web_resource/web_resource_unpacker.h"
 #include "content/public/utility/utility_thread.h"
 #include "printing/backend/print_backend.h"
 #include "printing/page_range.h"
@@ skipping 340 matching lines @@
     Send(new ChromeUtilityHostMsg_ParseJSON_Failed(error));
   }
   content::UtilityThread::Get()->ReleaseProcessIfNeeded();
 }
 
 void ChromeContentUtilityClient::OnGetPrinterCapsAndDefaults(
     const std::string& printer_name) {
   scoped_refptr<printing::PrintBackend> print_backend =
       printing::PrintBackend::CreateInstance(NULL);
   printing::PrinterCapsAndDefaults printer_info;
+
+  child_process_logging::ScopedPrinterInfoSetter prn_info(
+      print_backend->GetPrinterDriverInfo(printer_name));
+
   if (print_backend->GetPrinterCapsAndDefaults(printer_name, &printer_info)) {
     Send(new ChromeUtilityHostMsg_GetPrinterCapsAndDefaults_Succeeded(
         printer_name, printer_info));
   } else {
     Send(new ChromeUtilityHostMsg_GetPrinterCapsAndDefaults_Failed(
         printer_name));
   }
   content::UtilityThread::Get()->ReleaseProcessIfNeeded();
 }
 
@@ skipping 40 matching lines @@
 
 void ChromeContentUtilityClient::ImporterCleanup() {
   importer_->Cancel();
   importer_ = NULL;
   bridge_ = NULL;
   import_thread_.reset();
   content::UtilityThread::Get()->ReleaseProcessIfNeeded();
 }
 
 }  // namespace chrome