Revert "Enable MD by default on Windows for Canary/Dev and local builds."

chrome/app/chrome_main_delegate.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/app/chrome_main_delegate.h"
 
 #include <stddef.h>
 #include <string>
 
 #include "base/base_paths.h"
@@ skipping 501 matching lines @@
   // Must do this before any other usage of command line!
   if (HasDeprecatedArguments(command_line.GetCommandLineString())) {
     *exit_code = 1;
     return true;
   }
 
   if (UseHooks())
     base::debug::InstallHandleHooks();
   else
     base::win::DisableHandleVerifier();
+
 #endif
 
   chrome::RegisterPathProvider();
 #if defined(OS_CHROMEOS)
   chromeos::RegisterPathProvider();
 #endif
 #if !defined(DISABLE_NACL) && defined(OS_LINUX)
   nacl::RegisterPathProvider();
 #endif
 
@@ skipping 487 matching lines @@
     case version_info::Channel::CANARY:
       return true;
     case version_info::Channel::DEV:
     case version_info::Channel::BETA:
     case version_info::Channel::STABLE:
     default:
       // Don't enable instrumentation.
       return false;
   }
 }