Add enable-embedded-shared-worker in chrome://flags/

chrome/browser/about_flags.cc

Index: chrome/browser/about_flags.cc
diff --git a/chrome/browser/about_flags.cc b/chrome/browser/about_flags.cc
index 2e34727b6b636d92096bba4c900c2703b6cbe6c6..211d4293827ef256e5abecdaaeb44b8aa19996ca 100644
--- a/chrome/browser/about_flags.cc
+++ b/chrome/browser/about_flags.cc
@@ -1836,8 +1836,15 @@ const Experiment kExperiments[] = {
     IDS_FLAGS_ENABLE_EASY_UNLOCK_DESCRIPTION,
     kOsCrOS,
     SINGLE_VALUE_TYPE(switches::kEnableEasyUnlock)
-  }
+  },
 #endif
+  {
+    "enable-embedded-shared-worker",
+    IDS_FLAGS_ENABLE_EMBEDDED_SHARED_WORKER_NAME,
+    IDS_FLAGS_ENABLE_EMBEDDED_SHARED_WORKER_DESCRIPTION,
+    kOsDesktop,
+    SINGLE_VALUE_TYPE(switches::kEnableEmbeddedSharedWorker)
+  },
 };
 
 const Experiment* experiments = kExperiments;