[Passwords] Add strings for moving multiple passwords dialog

Screenshot: https://screenshot.googleplex.com/9zuD5cB5UhSiCDc

Bug: 1139263
Change-Id: Ie184f147156a951ee5ef9e062996d3ef5196df8a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2595374
Commit-Queue: Mohamed Amir Yosef <mamir@chromium.org>
Reviewed-by: Marc Treib <treib@chromium.org>
Cr-Commit-Position: refs/heads/master@{#838030}

chrome/app/settings_strings.grdp

@@ -563,8 +563,10 @@
   <message translateable="false" name="IDS_SETTINGS_PASSWORD_MOVE_PASSWORDS_TO_ACCOUNT" desc="Message displayed in the moving multiple passwords to the user Google Account banner.">
     Move them to your Google Account, and make it across-device accessible
   </message>
-  <!-- TODO(crbug.com/1139263): Make it translateable and add translation screenshots once final mocks are available. -->
-  <message translateable="false" name="IDS_SETTINGS_PASSWORD_MOVE_PASSWORDS_TO_ACCOUNT_DIALOG_TITLE" desc="Title for the dialog that asks the user to select which passwords to move to their Google Account.">
+  <message name="IDS_SETTINGS_PASSWORD_MOVE_PASSWORDS_TO_ACCOUNT_DIALOG_FOOTER" desc="Footer for the dialog that asks the user to select which passwords to move to their Google Account.">
+    Passwords will be moved from your device to your Google Account
+  </message>
+  <message name="IDS_SETTINGS_PASSWORD_MOVE_PASSWORDS_TO_ACCOUNT_DIALOG_TITLE" desc="Title for the dialog that asks the user to select which passwords to move to their Google Account.">
     Choose which passwords to move
   </message>
   <message name="IDS_SETTINGS_PASSWORD_MOVE_TO_ACCOUNT_DIALOG_TITLE" desc="Title for the dialog that confirms whether the user wishes to move a password to their Google Account.">

chrome/app/settings_strings_grdp/IDS_SETTINGS_PASSWORD_MOVE_PASSWORDS_TO_ACCOUNT_DIALOG_FOOTER.png.sha1

+886f6d4fe2fb704a0ed8e39365da209ad44fee15
\ No newline at end of file

chrome/app/settings_strings_grdp/IDS_SETTINGS_PASSWORD_MOVE_PASSWORDS_TO_ACCOUNT_DIALOG_TITLE.png.sha1

+886f6d4fe2fb704a0ed8e39365da209ad44fee15
\ No newline at end of file

chrome/browser/resources/settings/autofill_page/password_move_multiple_passwords_to_account_dialog.html

@@ -51,7 +51,7 @@
       <settings-avatar-icon></settings-avatar-icon>
       <div class="flex cr-padded-text">
         <div id="movingPasswordsCountLabel">
-          $i18n{passwordMovePasswordsToAccount}</div>
+          $i18n{passwordMovePasswordsToAccountDialogFooter}</div>
         <div class="secondary">[[accountEmail]]</div>
       </div>
     </div>

chrome/browser/ui/webui/settings/settings_localized_strings_provider.cc

@@ -978,6 +978,8 @@ void AddAutofillStrings(content::WebUIDataSource* html_source,
        IDS_SETTINGS_PASSWORD_DELETED_PASSWORD_FROM_ACCOUNT_AND_DEVICE},
       {"passwordMovePasswordsToAccount",
        IDS_SETTINGS_PASSWORD_MOVE_PASSWORDS_TO_ACCOUNT},
+      {"passwordMovePasswordsToAccountDialogFooter",
+       IDS_SETTINGS_PASSWORD_MOVE_PASSWORDS_TO_ACCOUNT_DIALOG_FOOTER},
       {"passwordMovePasswordsToAccountDialogTitle",
        IDS_SETTINGS_PASSWORD_MOVE_PASSWORDS_TO_ACCOUNT_DIALOG_TITLE},
       {"passwordMoveToAccountDialogTitle",