Switch to using '-t ios' for grit

ui/base/strings/app_locale_settings.grd

Index: ui/base/strings/app_locale_settings.grd
diff --git a/ui/base/strings/app_locale_settings.grd b/ui/base/strings/app_locale_settings.grd
index 2b862d50cb3dc0f7ee2f7afb7dea26c941777ae4..eb64af35b124eb28a66230748e4828542ca241a0 100644
--- a/ui/base/strings/app_locale_settings.grd
+++ b/ui/base/strings/app_locale_settings.grd
@@ -75,11 +75,11 @@
          be 'nb'. -->
     <output filename="app_locale_settings_nb.pak" type="data_package" lang="no" />
     <output filename="app_locale_settings_pl.pak" type="data_package" lang="pl" />
-    <if expr="pp_ifdef('ios')">
+    <if expr="is_ios">
       <!-- iOS uses pt for pt-BR -->
       <output filename="app_locale_settings_pt.pak" type="data_package" lang="pt-BR" />
     </if>
-    <if expr="not pp_ifdef('ios')">
+    <if expr="not is_ios">
       <output filename="app_locale_settings_pt-BR.pak" type="data_package" lang="pt-BR" />
     </if>
     <output filename="app_locale_settings_pt-PT.pak" type="data_package" lang="pt-PT" />
@@ -212,7 +212,7 @@
           75%
         </message>
       </if>
-      <if expr="is_macosx">
+      <if expr="is_macosx or is_ios">
         <!-- The font used in Web UI (e.g. History). -->
         <message name="IDS_WEB_FONT_FAMILY" use_name_for_id="true">
           'Lucida Grande', sans-serif