De-wstringify some browser startup code.

chrome/browser/browser_main.cc

 // Copyright (c) 2010 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/browser_main.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 1203 matching lines @@
 
   SdchManager sdch_manager;  // Singleton database.
   sdch_manager.set_sdch_fetcher(new SdchDictionaryFetcher);
   sdch_manager.EnableSdchSupport(sdch_supported_domain);
 
   MetricsService* metrics = InitializeMetrics(parsed_command_line, local_state);
   InstallJankometer(parsed_command_line);
 
 #if defined(OS_WIN) && !defined(GOOGLE_CHROME_BUILD)
   if (parsed_command_line.HasSwitch(switches::kDebugPrint)) {
-    printing::PrintedDocument::set_debug_dump_path(
-        parsed_command_line.GetSwitchValue(switches::kDebugPrint));
+    FilePath path =
+        parsed_command_line.GetSwitchValuePath(switches::kDebugPrint);
+    printing::PrintedDocument::set_debug_dump_path(path.value());
   }
 #endif
 
   HandleTestParameters(parsed_command_line);
   RecordBreakpadStatusUMA(metrics);
 
   // Stat the directory with the inspector's files so that we can know if we
   // should display the entry in the context menu or not.
   browser_process->CheckForInspectorFiles();
 
@@ skipping 103 matching lines @@
 
   metrics->Stop();
 
   // browser_shutdown takes care of deleting browser_process, so we need to
   // release it.
   ignore_result(browser_process.release());
   browser_shutdown::Shutdown();
 
   return result_code;
 }