Suppress CHECK failure in CreateProfile for OS_WIN.

chrome/browser/chrome_browser_main.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/browser/chrome_browser_main.h"
 
 #if defined(TOOLKIT_GTK)
 #include <gtk/gtk.h>
 #endif
 
@@ skipping 344 matching lines @@
       user_data_dir);
 #else
   base::FilePath profile_path =
       GetStartupProfilePath(user_data_dir, parsed_command_line);
   profile = g_browser_process->profile_manager()->GetProfile(
       profile_path);
 #endif
   if (profile)
     return profile;
 
+#if !defined(OS_WIN)
   // TODO(port): fix this.  See comments near the definition of
   // user_data_dir.  It is better to CHECK-fail here than it is to
   // silently exit because of missing code in the above test.
   CHECK(profile) << "Cannot get default profile.";
+#endif
 
   return NULL;
 }
 
 #if defined(OS_MACOSX)
 OSStatus KeychainCallback(SecKeychainEvent keychain_event,
                           SecKeychainCallbackInfo* info, void* context) {
   return noErr;
 }
 #endif
@@ skipping 1346 matching lines @@
     if (base::win::GetVersion() <= base::win::VERSION_XP)
       uma_name += "_XP";
 
     uma_name += "_PreRead_";
     uma_name += pre_read_percentage;
     AddPreReadHistogramTime(uma_name.c_str(), time);
   }
 #endif
 #endif
 }