Use ASCII strings for switch names.

base/test/test_suite.h

 // Copyright (c) 2009 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 BASE_TEST_SUITE_H_
 #define BASE_TEST_SUITE_H_
 
 // Defines a basic test suite framework for running gtest based tests.  You can
 // instantiate this class in your main function and call its Run method to run
 // any gtest based tests that are linked into your executable.
@@ skipping 192 matching lines @@
 #endif  // OS_POSIX
 
 #if defined(OS_WIN)
     // For unit tests we turn on the high resolution timer and disable
     // base::Time's use of SystemMonitor. Tests create and destroy the message
     // loop, which causes a crash with SystemMonitor (http://crbug.com/12187).
     base::Time::EnableHiResClockForTests();
 
     // In some cases, we do not want to see standard error dialogs.
     if (!IsDebuggerPresent() &&
-        !CommandLine::ForCurrentProcess()->HasSwitch(L"show-error-dialogs")) {
+        !CommandLine::ForCurrentProcess()->HasSwitch("show-error-dialogs")) {
       SuppressErrorDialogs();
 #if !defined(PURIFY)
       // When the code in this file moved around, bug 6436 resurfaced.
       // As a hack workaround, just #ifdef out this code for Purify builds.
       logging::SetLogAssertHandler(UnitTestAssertHandler);
 #endif  // !defined(PURIFY)
       // Add stack dumping support on exception on windows. Similar to OS_POSIX
       // signal() handling above.
       g_previous_filter = SetUnhandledExceptionFilter(&UnitTestExceptionFilter);
     }
 #endif  // defined(OS_WIN)
 
     icu_util::Initialize();
   }
 
   virtual void Shutdown() {
   }
 
   // Make sure that we setup an AtExitManager so Singleton objects will be
   // destroyed.
   base::AtExitManager at_exit_manager_;
 };
 
 #endif  // BASE_TEST_SUITE_H_