[DO NOT MERGE] Change Product name and icon for Mac

chrome/app/chromium_strings.grd

 <?xml version="1.0" encoding="UTF-8"?>
 <!-- This file contains definitions of strings that are distribution specific.
 If you update this file, be sure also to update google_chrome_strings.grd. -->
 
 <grit base_dir="." latest_public_release="0" current_release="1"
       source_lang_id="en" enc_check="möl">
   <outputs>
     <output filename="grit/chromium_strings.h" type="rc_header">
       <emit emit_type='prepend'></emit>
     </output>
@@ skipping 119 matching lines @@
     <file path="resources/chromium_strings_vi.xtb" lang="vi" />
     <file path="resources/chromium_strings_zh-CN.xtb" lang="zh-CN" />
     <file path="resources/chromium_strings_zh-TW.xtb" lang="zh-TW" />
   </translations>
   <release seq="1" allow_pseudo="false">
     <messages fallback_to_english="true">
       <message name="IDS_PROFILES_DISCONNECT_MANAGED_PROFILE_TEXT" desc="Message explaining to the user what will happen if they disconnect the managed profile.">
         Disconnecting <ph name="USERNAME">$1<ex>someone@example.com</ex></ph> will clear your history, bookmarks, settings, and other Chromium data stored on this device. Data stored in your Google Account will not be cleared and can be managed on <ph name="GOOGLE_DASHBOARD_LINK">&lt;a target="_blank" href="$2"&gt;</ph>Google Dashboard<ph name="END_GOOGLE_DASHBOARD_LINK">&lt;/a&gt;</ph>.
       </message>
       <message name="IDS_PRODUCT_NAME" desc="The Chrome application name">
-        Chromium
+        Nike
       </message>
       <message name="IDS_SHORT_PRODUCT_NAME" desc="The Chrome application short name.">
-        Chromium
+        Nike Short
       </message>
       <if expr="is_win">
         <message name="IDS_SXS_SHORTCUT_NAME" desc="The Chrome short cut name for SxS channel">
           Chromium
         </message>
         <message name="IDS_PRODUCT_DESCRIPTION" desc="Browser description">
           Chromium is a web browser that runs webpages and applications with lightning speed. It's fast, stable, and easy to use. Browse the web more safely with malware and phishing protection built into Chromium.
         </message>
       </if>
       <if expr="chromeos">
@@ skipping 1028 matching lines @@
         </message>
         <message name="IDS_METRO_FLOW_LOGO_STRING_ALT"
                  desc="Alt text for the faded Chrome logo image.">
           Chromium logo
         </message>
       </if>
 
     </messages>
   </release>
 </grit>