Restructure user-creation flow and surface errors

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
===================================================================
--- chrome/app/generated_resources.grd	(revision 202001)
+++ chrome/app/generated_resources.grd	(working copy)
@@ -14837,6 +14837,9 @@
     <message name="IDS_PROFILES_CREATE_CONFIRM" desc="Create button confirmation">
       Create
     </message>
+    <message name="IDS_PROFILES_CREATE_LOCAL_ERROR" desc="Message shown when a local error (for example, a disk error) occurs during profile creation.">
+      Oops! The new profile couldn't be created. Check your hard drive space and permissions and try again.
+    </message>
     <message name="IDS_PROFILES_CREATE_LIMITED_SIGNED_IN_LABEL" desc="Label for the 'Limited user' checkbox in the create-profile dialog when the current user is signed in. This will be followed by a 'Learn more' link.">
       This is a limited user managed by <ph name="CUSTODIAN_EMAIL">$1<ex>user@gmail.com</ex>.</ph>
     </message>
@@ -14865,7 +14868,7 @@
 
 First, create a limited user in Chrome on this device. You can then configure the limited user's settings online anytime, from any device.
     </message>
-    <message name="IDS_NEW_LIMITED_USER_LEARN_MORE_DONE_BUTTON" desc="The text of the 'OK' button on the 'Learn more' dialog for the limited user feature.">
+    <message name="IDS_NEW_LIMITED_USER_LEARN_MORE_DONE_BUTTON" desc="Text for the 'OK' button on the 'Learn more' dialog for the limited user feature.">
       OK, got it!
     </message>