Add flags for CrOS Component using Feature API

chrome/browser/flag_descriptions.h

Index: chrome/browser/flag_descriptions.h
diff --git a/chrome/browser/flag_descriptions.h b/chrome/browser/flag_descriptions.h
index 5196cf6f37b8ffabd40b8bf2fbe9be0ce4949118..2aaa9e771c937db00867866a77fc34cc17c66fbe 100644
--- a/chrome/browser/flag_descriptions.h
+++ b/chrome/browser/flag_descriptions.h
@@ -1066,6 +1066,12 @@ extern const char kTetherName[];
 // Description for the flag for enabling Instant Tethering.
 extern const char kTetherDescription[];
 
+// Name for the flag for CrOS Component.
+extern const char kCrOSComponentName[];
+
+// Description for the flag for CrOS Component.
+extern const char kCrOSComponentDescription[];
+
 #endif  // defined(OS_CHROMEOS)
 
 // Name of the flag for accelerated video decode where available.