Reland 139885 - Enable the handle verifier.

printing/backend/win_helper.h

 // 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.
 
 #ifndef PRINTING_BACKEND_WIN_HELPER_H_
 #define PRINTING_BACKEND_WIN_HELPER_H_
 #pragma once
 
 #include <objidl.h>
 #include <winspool.h>
@@ skipping 25 matching lines @@
 
   static HANDLE NullHandle() {
     return NULL;
   }
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(PrinterHandleTraits);
 };
 
 typedef base::win::GenericScopedHandle<
-    PrinterHandleTraits, base::win::DummyVerifierTraits> ScopedPrinterHandle;
-
+    PrinterHandleTraits, base::win::VerifierTraits> ScopedPrinterHandle;
 
 // Wrapper class to wrap the XPS APIs (PTxxx APIs). This is needed because these
 // APIs are not available by default on XP. We could delayload prntvpt.dll but
 // this would mean having to add that to every binary that links with
 // printing.lib (which is a LOT of binaries). So choosing the GetProcAddress
 // route instead).
 class PRINTING_EXPORT XPSModule {
  public:
   // All the other methods can ONLY be called after a successful call to Init.
   // Init can be called many times and by multiple threads.
@@ skipping 69 matching lines @@
 };
 
 PRINTING_EXPORT bool InitBasicPrinterInfo(HANDLE printer,
                                           PrinterBasicInfo* printer_info);
 
 PRINTING_EXPORT std::string GetDriverInfo(HANDLE printer);
 
 }  // namespace printing
 
 #endif  // PRINTING_BACKEND_WIN_HELPER_H_