Unify and Improve the Sign-In and Sync Confirmation Screens on Clank.

chrome/android/java/strings/android_chrome_strings.grd

Index: chrome/android/java/strings/android_chrome_strings.grd
diff --git a/chrome/android/java/strings/android_chrome_strings.grd b/chrome/android/java/strings/android_chrome_strings.grd
index 782214f5715b8ebdb9113015cfddf7a83734e217..9f12ba057da34064493faed68efed6f177987741 100644
--- a/chrome/android/java/strings/android_chrome_strings.grd
+++ b/chrome/android/java/strings/android_chrome_strings.grd
@@ -1563,6 +1563,12 @@ You are signing in with a managed account and giving its administrator control o
       <message name="IDS_FRE_ACCOUNT_CHOICE_DESCRIPTION" desc="Text for account chooser page">
         Select an account to get your bookmarks, history, passwords, and other settings on all your devices.
       </message>
+      <message name="IDS_FRE_ACCEPT" desc="Text for button to accept being signed in">
+        OK, got it
+      </message>
+      <message name="IDS_FRE_UNDO" desc="Text for button to undo being signed in">
+        Undo
+      </message>
       <message name="IDS_FRE_SKIP_TEXT" desc="Text for second page skip button">
         No thanks
       </message>
@@ -1594,7 +1600,7 @@ You are signing in with a managed account and giving its administrator control o
         Hi, <ph name="FULL_NAME">%1$s<ex>John Smith</ex></ph>
       </message>
       <message name="IDS_FRE_SIGNED_IN_DESCRIPTION" desc="Explanation of what gets synced after the user signed in">
-        Your bookmarks, history, passwords, and other settings will be synced to your Google Account.
+        Your bookmarks, history, passwords, and other settings will be synced to your Google Account so you can use them on all your devices. You can choose what to sync in <ph name="BEGIN_LINK1">&lt;LINK1&gt;</ph>Settings<ph name="END_LINK1">&lt;/LINK1&gt;</ph>.
       </message>
       <message name="IDS_FRE_SIGNED_IN_DESCRIPTION_UCA_ADDENDUM" desc="Additional explanation for child accounts that synced settings are managed by parents.">
         Your parents help manage these settings.