Get rid of wstring variants of StringToFoo.

webkit/tools/test_shell/test_shell_main.cc

 // Copyright (c) 2006-2008 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.
 
 // Creates an instance of the test_shell.
 #include "build/build_config.h"
 
 #include "base/at_exit.h"
 #include "base/basictypes.h"
 #include "base/command_line.h"
@@ skipping 133 matching lines @@
     TestShell::SetAllowScriptsToCloseWindows();
 
   // Disable user themes for layout tests so pixel tests are consistent.
   if (layout_test_mode) {
     platform.SelectUnifiedTheme();
   }
 
   if (parsed_command_line.HasSwitch(test_shell::kTestShellTimeOut)) {
     const std::wstring timeout_str = parsed_command_line.GetSwitchValue(
         test_shell::kTestShellTimeOut);
-    int timeout_ms = static_cast<int>(StringToInt64(timeout_str.c_str()));
+    int timeout_ms =
+        static_cast<int>(StringToInt64(WideToUTF16Hack(timeout_str.c_str())));
     if (timeout_ms > 0)
       TestShell::SetFileTestTimeout(timeout_ms);
   }
 
   // Treat the first loose value as the initial URL to open.
   std::wstring uri;
 
   // Default to a homepage if we're interactive.
   if (!layout_test_mode) {
     PathService::Get(base::DIR_SOURCE_ROOT, &uri);
@@ skipping 124 matching lines @@
 
   TestShell::ShutdownTestShell();
   TestShell::CleanupLogging();
 
   // Tear down shared StatsTable; prevents unit_tests from leaking it.
   StatsTable::set_current(NULL);
   delete table;
 
   return 0;
 }