Mark plugin requires restart code/resources Linux-only.

chrome/renderer/chrome_content_renderer_client.cc

Index: chrome/renderer/chrome_content_renderer_client.cc
diff --git a/chrome/renderer/chrome_content_renderer_client.cc b/chrome/renderer/chrome_content_renderer_client.cc
index 51e8e616838f365f3447c388de5b5f6caa004056..6def0ecaecba94a9e56d2fb23dc3d44993de50f5 100644
--- a/chrome/renderer/chrome_content_renderer_client.cc
+++ b/chrome/renderer/chrome_content_renderer_client.cc
@@ -951,6 +951,7 @@ WebPlugin* ChromeContentRendererClient::CreatePlugin(
             identifier));
         break;
       }
+#if defined(OS_LINUX)
       case ChromeViewHostMsg_GetPluginInfo_Status::kRestartRequired: {
         placeholder = create_blocked_plugin(
             IDR_BLOCKED_PLUGIN_HTML,
@@ -958,6 +959,7 @@ WebPlugin* ChromeContentRendererClient::CreatePlugin(
                                        group_name));
         break;
       }
+#endif
     }
   }
   placeholder->SetStatus(status);