Sync user's custom spellcheck dictionary

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index 559af4fa8e9b5331875a071aab136de40a3ada93..bfa10e93fd5b8c2b26fc5ac2223bd2f3f415229c 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -7048,6 +7048,12 @@ Keep your key file in a safe place. You will need it to create new versions of y
       <message name="IDS_FLAGS_ENABLE_RICH_NOTIFICATIONS_DESCRIPTION" desc="Description for the flag to enable rich notifications.">
         Enable rich templated notifications. Both HTML5 notifications and app notifications will be shown through new Notification Center.
       </message>
+      <message name="IDS_FLAGS_ENABLE_SYNC_DICTIONARY_NAME" desc="Name of about:flags option to turn on dictionary sync.">
+        Enable dictionary sync
+      </message>
+      <message name="IDS_FLAGS_ENABLE_SYNC_DICTIONARY_DESCRIPTION" desc="Description of about:flags option to turn on dictionary sync.">
+        Enabling syncing the custom spelling dictionary. To view data, visit chrome://settings/editDictionary.
+      </message>
 
       <!-- Crashes -->
       <message name="IDS_CRASHES_TITLE" desc="Title for the chrome://crashes page.">