Mark plugin requires restart code/resources Linux-only.

chrome/renderer/chrome_content_renderer_client.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/renderer/chrome_content_renderer_client.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 933 matching lines @@
       case ChromeViewHostMsg_GetPluginInfo_Status::kComponentUpdateRequired: {
         placeholder = create_blocked_plugin(
             IDR_BLOCKED_PLUGIN_HTML,
             l10n_util::GetStringFUTF16(IDS_PLUGIN_OUTDATED, group_name));
         placeholder->AllowLoading();
         render_frame->Send(new ChromeViewHostMsg_BlockedComponentUpdatedPlugin(
             render_frame->GetRoutingID(), placeholder->CreateRoutingId(),
             identifier));
         break;
       }
+#if defined(OS_LINUX)
       case ChromeViewHostMsg_GetPluginInfo_Status::kRestartRequired: {
         placeholder = create_blocked_plugin(
             IDR_BLOCKED_PLUGIN_HTML,
             l10n_util::GetStringFUTF16(IDS_PLUGIN_RESTART_REQUIRED,
                                        group_name));
         break;
       }
+#endif
     }
   }
   placeholder->SetStatus(status);
   return placeholder->plugin();
 }
 #endif  // BUILDFLAG(ENABLE_PLUGINS)
 
 // For NaCl content handling plugins, the NaCl manifest is stored in an
 // additonal 'nacl' param associated with the MIME type.
 //  static
@@ skipping 600 matching lines @@
 
   RecordYouTubeRewriteUMA(result);
   return corrected_url.ReplaceComponents(r);
 }
 
 std::unique_ptr<base::TaskScheduler::InitParams>
 ChromeContentRendererClient::GetTaskSchedulerInitParams() {
   return task_scheduler_util::
       GetRendererTaskSchedulerInitParamsFromCommandLine();
 }