Remove a flag to show storage manager in options page.

chrome/app/chromeos_strings.grdp

Index: chrome/app/chromeos_strings.grdp
diff --git a/chrome/app/chromeos_strings.grdp b/chrome/app/chromeos_strings.grdp
index 55cabc3a56b4053c2a74cd9899db4b63c1e3cfc2..bff3c0de69c5b26aff0795d42b99791bb19b6535 100644
--- a/chrome/app/chromeos_strings.grdp
+++ b/chrome/app/chromeos_strings.grdp
@@ -1416,12 +1416,6 @@ Press any key to continue exploring.
   <message name="IDS_FLAGS_QUICK_UNLOCK_PIN_DESCRIPTION" desc="Description of the flag used to enable quick unlock pin.">
     Enabling PIN quick unlock allows you to use a PIN to unlock your Chromebook on the lock screen after you have signed into your device.
   </message>
-  <message name="IDS_FLAGS_STORAGE_MANAGER_NAME" desc="Description for the flag to enable experimental storage manager.">
-    Storage manager
-  </message>
-  <message name="IDS_FLAGS_STORAGE_MANAGER_DESCRIPTION" desc="Description for the flag to enable experimental storage manager.">
-    Enables storage manager to manage local storage.
-  </message>
   <message name="IDS_OFFERS_CONSENT_INFOBAR_LABEL_LEARN_MORE" desc="Text of the Learn More link in the echo dialog.">
     Learn More
   </message>