[SyncSetup]: Update Advanced sync page title.

As part of friendly settings, the title of the Advanced sync page is
changed.

Bug: 1043122
Change-Id: Ifd98b613907916f7547e310c1d6c2b8788dfe537
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2093478Reviewed-by: Esmael Elmoslimany <aee@chromium.org>
Commit-Queue: Monica Basta <msalama@chromium.org>
Cr-Commit-Position: refs/heads/master@{#748258}

chrome/app/shared_settings_strings.grdp

@@ -144,6 +144,9 @@
   <message name="IDS_SETTINGS_SYNC_ADVANCED_PAGE_TITLE" desc="Name of the settings page which manages data used by sync.">
     Manage sync
   </message>
+  <message name="IDS_SETTINGS_NEW_SYNC_ADVANCED_PAGE_TITLE" desc="Name of the settings page which manages data used by sync.">
+    Manage what you sync
+  </message>
   <message name="IDS_SETTINGS_PEOPLE_SYNC_ANOTHER_ACCOUNT" desc="The label for the button that lets the user choose another account to sync with.">
     Use another account
   </message>

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

@@ -139,9 +139,16 @@ void AddSyncAccountControlStrings(content::WebUIDataSource* html_source) {
        IDS_SETTINGS_PEOPLE_SYNC_PASSWORDS_NOT_WORKING},
       {"peopleSignOut", IDS_SETTINGS_PEOPLE_SIGN_OUT},
       {"useAnotherAccount", IDS_SETTINGS_PEOPLE_SYNC_ANOTHER_ACCOUNT},
-      {"syncAdvancedPageTitle", IDS_SETTINGS_SYNC_ADVANCED_PAGE_TITLE},
   };
   AddLocalizedStringsBulk(html_source, kLocalizedStrings);
+  if (base::FeatureList::IsEnabled(features::kSyncSetupFriendlySettings)) {
+    html_source->AddLocalizedString("syncAdvancedPageTitle",
+                                    IDS_SETTINGS_NEW_SYNC_ADVANCED_PAGE_TITLE);
+
+  } else {
+    html_source->AddLocalizedString("syncAdvancedPageTitle",
+                                    IDS_SETTINGS_SYNC_ADVANCED_PAGE_TITLE);
+  }
 }
 
 #if defined(OS_CHROMEOS)