Fixed all unused-variable Clang warnings on Windows.

chrome/common/chrome_paths.cc

 // Copyright (c) 2012 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/common/chrome_paths.h"
 
 #include "base/files/file_util.h"
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/mac/bundle_locations.h"
@@ skipping 37 matching lines @@
 #elif defined(OS_WIN)
     FILE_PATH_LITERAL("gcswf32.dll");
 #else  // OS_LINUX, etc.
     FILE_PATH_LITERAL("libgcflashplayer.so");
 #endif
 
 // The Pepper Flash plugins are in a directory with this name.
 const base::FilePath::CharType kPepperFlashBaseDirectory[] =
     FILE_PATH_LITERAL("PepperFlash");
 
-#if defined(OS_WIN)
-const base::FilePath::CharType kPepperFlashSystemBaseDirectory[] =
-    FILE_PATH_LITERAL("Macromed\\Flash");
-#elif defined(OS_MACOSX) && !defined(OS_IOS)
+#if defined(OS_MACOSX) && !defined(OS_IOS)
 const base::FilePath::CharType kPepperFlashSystemBaseDirectory[] =
     FILE_PATH_LITERAL("Internet Plug-Ins/PepperFlashPlayer");
 #endif
 
 const base::FilePath::CharType kInternalNaClPluginFileName[] =
     FILE_PATH_LITERAL("internal-nacl-plugin");
 
 #if defined(OS_LINUX)
 // The path to the external extension <id>.json files.
 // /usr/share seems like a good choice, see: http://www.pathname.com/fhs/
@@ skipping 506 matching lines @@
 
 void SetInvalidSpecifiedUserDataDir(const base::FilePath& user_data_dir) {
   g_invalid_specified_user_data_dir.Get() = user_data_dir;
 }
 
 const base::FilePath& GetInvalidSpecifiedUserDataDir() {
   return g_invalid_specified_user_data_dir.Get();
 }
 
 }  // namespace chrome