Remove base/win/metro.{cc|h} and some associated code

chrome/common/extensions/api/plugins/plugins_handler.cc

 // Copyright (c) 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 "chrome/common/extensions/api/plugins/plugins_handler.h"
 
 #include <stddef.h>
 
 #include "base/files/file_util.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "build/build_config.h"
 #include "chrome/grit/generated_resources.h"
 #include "extensions/common/error_utils.h"
 #include "extensions/common/manifest.h"
 #include "extensions/common/manifest_constants.h"
 #include "extensions/common/manifest_handlers/permissions_parser.h"
 #include "extensions/common/permissions/api_permission.h"
 #include "extensions/common/permissions/api_permission_set.h"
 #include "ui/base/l10n/l10n_util.h"
 
-#if defined(OS_WIN)
-#include "base/win/metro.h"
-#endif
-
 namespace extensions {
 
 namespace keys = manifest_keys;
 
 namespace {
 
 struct PluginManifestData : Extension::ManifestData {
   // Optional list of NPAPI plugins and associated properties for an extension.
   PluginInfo::PluginVector plugins;
 };
@@ skipping 58 matching lines @@
     // Get plugins[i].content (optional).
     bool is_public = false;
     if (plugin_value->HasKey(keys::kPluginsPublic)) {
       if (!plugin_value->GetBoolean(keys::kPluginsPublic, &is_public)) {
         *error = ErrorUtils::FormatErrorMessageUTF16(
             manifest_errors::kInvalidPluginsPublic, base::SizeTToString(i));
         return false;
       }
     }
 
-    // We don't allow extensions to load NPAPI plugins on Chrome OS, or under
-    // Windows 8 Metro mode, but still parse the entries to display consistent
-    // error messages. If the extension actually requires the plugins then
-    // LoadRequirements will prevent it loading.
+    // We don't allow extensions to load NPAPI plugins on Chrome OS, but still
+    // parse the entries to display consistent error messages. If the extension
+    // actually requires the plugins then LoadRequirements will prevent it
+    // loading.
 #if defined(OS_CHROMEOS)
     continue;
-#elif defined(OS_WIN)
-    if (base::win::IsMetroProcess()) {
-      continue;
-    }
-#endif  // defined(OS_WIN).
+#endif  // defined(OS_CHROMEOS).
     plugins_data->plugins.push_back(PluginInfo(
         extension->path().Append(base::FilePath::FromUTF8Unsafe(path_str)),
         is_public));
   }
 
   if (!plugins_data->plugins.empty()) {
     extension->SetManifestData(keys::kPlugins, plugins_data.release());
     PermissionsParser::AddAPIPermission(extension, APIPermission::kPlugin);
   }
 
@@ skipping 16 matching lines @@
             IDS_EXTENSION_LOAD_PLUGIN_PATH_FAILED,
             plugin->path.LossyDisplayName());
       return false;
       }
     }
   }
   return true;
 }
 
 }  // namespace extensions