Clean up remaining unused globals (on mac).

chrome/browser/media/chrome_webrtc_audio_quality_browsertest.cc

 // Copyright 2013 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 <ctime>
 
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/process/launch.h"
 #include "base/scoped_native_library.h"
 #include "base/strings/stringprintf.h"
 #include "base/win/windows_version.h"
 #include "chrome/browser/media/webrtc_browsertest_base.h"
 #include "chrome/browser/media/webrtc_browsertest_common.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "chrome/test/ui/ui_test.h"
 #include "content/public/test/browser_test_utils.h"
 #include "net/test/embedded_test_server/embedded_test_server.h"
 #include "testing/perf/perf_test.h"
 
-static const base::FilePath::CharType kPeerConnectionServer[] =
-#if defined(OS_WIN)
-    FILE_PATH_LITERAL("peerconnection_server.exe");
-#else
-    FILE_PATH_LITERAL("peerconnection_server");
-#endif
-
 static const base::FilePath::CharType kReferenceFile[] =
 #if defined (OS_WIN)
     FILE_PATH_LITERAL("pyauto_private/webrtc/human-voice-win.wav");
 #else
     FILE_PATH_LITERAL("pyauto_private/webrtc/human-voice-linux.wav");
 #endif
 
 // The javascript will load the reference file relative to its location,
 // which is in /webrtc on the web server. Therefore, prepend a '..' traversal.
 static const char kReferenceFileRelativeUrl[] =
@@ skipping 447 matching lines @@
                       &raw_mos, &mos_lqo));
 
   perf_test::PrintResult("audio_pesq", "", "raw_mos", raw_mos, "score", true);
   perf_test::PrintResult("audio_pesq", "", "mos_lqo", mos_lqo, "score", true);
 
   EXPECT_TRUE(base::DeleteFile(recording, false));
   EXPECT_TRUE(base::DeleteFile(trimmed_recording, false));
 
   ASSERT_TRUE(peerconnection_server_.Stop());
 }