Add "Open with <ARC-app-name>" items to the context menu

components/components_strings.grd

 <?xml version="1.0" encoding="utf-8"?>
 
 <grit latest_public_release="0" current_release="1"
       source_lang_id="en" enc_check="möl">
   <outputs>
     <output filename="grit/components_strings.h" type="rc_header">
       <emit emit_type='prepend'></emit>
     </output>
     <output filename="components_strings_am.pak" type="data_package" lang="am" />
     <output filename="components_strings_ar.pak" type="data_package" lang="ar" />
@@ skipping 165 matching lines @@
     <file path="strings/components_strings_th.xtb" lang="th" />
     <file path="strings/components_strings_tr.xtb" lang="tr" />
     <file path="strings/components_strings_uk.xtb" lang="uk" />
     <file path="strings/components_strings_vi.xtb" lang="vi" />
     <file path="strings/components_strings_zh-CN.xtb" lang="zh-CN" />
     <file path="strings/components_strings_zh-TW.xtb" lang="zh-TW" />
   </translations>
   <release seq="1" allow_pseudo="false">
     <messages fallback_to_english="true">
       <part file="app_modal_strings.grdp" />
+      <part file="arc_strings.grdp" />
       <part file="autofill_strings.grdp" />
       <part file="bookmark_bar_strings.grdp" />
       <part file="bookmark_component_strings.grdp" />
       <part file="browser_sync_strings.grdp" />
       <part file="components_settings_strings.grdp" />
       <part file="crash_strings.grdp" />
       <part file="dialog_strings.grdp" />
       <part file="dom_distiller_strings.grdp" />
       <part file="error_page_strings.grdp" />
       <part file="find_in_page_strings.grdp" />
@@ skipping 84 matching lines @@
         Your connection to this site is not private.
       </message>
 
       <!-- Advanced Section Titles -->
       <message name="IDS_OPTIONS_ADVANCED_SECTION_TITLE_PRIVACY">
         Privacy
       </message>
     </messages>
   </release>
 </grit>