Deprecate more old filepath functions.

webkit/tools/test_shell/test_shell_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 "base/at_exit.h"
 #include "base/basictypes.h"
 #include "base/command_line.h"
 #include "base/env_var.h"
 #include "base/event_recorder.h"
 #include "base/file_path.h"
@@ skipping 287 matching lines @@
       base::MemoryDebug::DumpAllMemoryInUse();
     }
 
     // See if we need to run the tests.
     if (layout_test_mode) {
       // Set up for the kind of test requested.
       TestShell::TestParams params;
       if (parsed_command_line.HasSwitch(test_shell::kDumpPixels)) {
         // The pixel test flag also gives the image file name to use.
         params.dump_pixels = true;
-        params.pixel_file_name = parsed_command_line.GetSwitchValue(
+        params.pixel_file_name = parsed_command_line.GetSwitchValuePath(
             test_shell::kDumpPixels);
-        if (params.pixel_file_name.size() == 0) {
+        if (params.pixel_file_name.empty()) {
           fprintf(stderr, "No file specified for pixel tests");
           exit(1);
         }
       }
       if (parsed_command_line.HasSwitch(test_shell::kNoTree)) {
           params.dump_tree = false;
       }
 
       if (!starting_url.is_valid()) {
         // Watch stdin for URLs.
@@ skipping 65 matching lines @@
   TestShell::ShutdownTestShell();
   TestShell::CleanupLogging();
 
   // Tear down shared StatsTable; prevents unit_tests from leaking it.
   StatsTable::set_current(NULL);
   delete table;
   RemoveSharedMemoryFile(stats_filename);
 
   return 0;
 }