Use ASCII strings for switch names.

media/bench/bench.cc

 // 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.
 
 // Standalone benchmarking application based on FFmpeg.  This tool is used to
 // measure decoding performance between different FFmpeg compile and run-time
 // options.  We also use this tool to measure performance regressions when
 // testing newer builds of FFmpeg from trunk.
 
 #include "build/build_config.h"
@@ skipping 16 matching lines @@
 #include "base/md5.h"
 #include "base/string_util.h"
 #include "base/time.h"
 #include "media/base/djb2.h"
 #include "media/base/media.h"
 #include "media/bench/file_protocol.h"
 #include "media/filters/ffmpeg_common.h"
 #include "media/filters/ffmpeg_video_decoder.h"
 
 namespace switches {
-const wchar_t kStream[]                 = L"stream";
-const wchar_t kVideoThreads[]           = L"video-threads";
-const wchar_t kVerbose[]                = L"verbose";
-const wchar_t kFast2[]                  = L"fast2";
-const wchar_t kSkip[]                   = L"skip";
-const wchar_t kFlush[]                  = L"flush";
-const wchar_t kDjb2[]                   = L"djb2";
-const wchar_t kMd5[]                    = L"md5";
-const wchar_t kFrames[]                 = L"frames";
-const wchar_t kLoop[]                   = L"loop";
+const char kStream[]       = "stream";
+const char kVideoThreads[] = "video-threads";
+const char kVerbose[]      = "verbose";
+const char kFast2[]        = "fast2";
+const char kSkip[]         = "skip";
+const char kFlush[]        = "flush";
+const char kDjb2[]         = "djb2";
+const char kMd5[]          = "md5";
+const char kFrames[]       = "frames";
+const char kLoop[]         = "loop";
 
 }  // namespace switches
 
 #if defined(OS_WIN)
 // warning: disable warning about exception handler.
 #pragma warning(disable:4509)
 
 // Thread priorities to make benchmark more stable.
 
 void EnterTimingSection() {
@@ skipping 61 matching lines @@
 
   // Retrieve command line options.
   std::string in_path(WideToUTF8(filenames[0]));
   std::string out_path;
   if (filenames.size() > 1) {
     out_path = WideToUTF8(filenames[1]);
   }
   CodecType target_codec = CODEC_TYPE_UNKNOWN;
 
   // Determine whether to benchmark audio or video decoding.
-  std::wstring stream(cmd_line->GetSwitchValue(switches::kStream));
+  std::string stream(cmd_line->GetSwitchValueASCII(switches::kStream));
   if (!stream.empty()) {
-    if (stream.compare(L"audio") == 0) {
+    if (stream.compare("audio") == 0) {
       target_codec = CODEC_TYPE_AUDIO;
-    } else if (stream.compare(L"video") == 0) {
+    } else if (stream.compare("video") == 0) {
       target_codec = CODEC_TYPE_VIDEO;
     } else {
       std::cerr << "Unknown --stream option " << stream << std::endl;
       return 1;
     }
   }
 
   // Determine number of threads to use for video decoding (optional).
   int video_threads = 0;
   std::wstring threads(cmd_line->GetSwitchValue(switches::kVideoThreads));
@@ skipping 384 matching lines @@
   }
 #if defined(OS_WIN)
   } __except(EXCEPTION_EXECUTE_HANDLER) {
     *log_out << "  Exception:" << std::setw(11) << GetExceptionCode()
              << " " << in_path << std::endl;
     return 1;
   }
 #endif
   return 0;
 }