Warn by default when certain DLL conflicts exist on XP.

chrome/app/chromium_strings.grd

 <?xml version="1.0" encoding="UTF-8"?>
 <!-- This file contains definitions of strings that are distribution specific.
 These strings will not be translated and only english versions will
 be available for now. -->
 
 <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>
@@ skipping 951 matching lines @@
       </message>
 
       <!-- App shortcuts -->
       <message name="IDS_APP_SHORTCUTS_SUBDIR_NAME" desc="Name for the Chromium Apps Start Menu folder name.">
         Chromium Apps
       </message>
       <message name="IDS_APP_SHORTCUTS_SUBDIR_NAME_CANARY" desc="Name for the Chrome Apps Start Menu folder name.">
         Chromium Apps
       </message>
 
+      <!-- Chrome Conflicts bubble -->
+      <if expr="is_win">
+        <message name="IDS_OPTIONS_CONFLICTING_MODULE" desc="Shown in a bubble when a conflict has been detected.">
+          Software running on your computer is incompatible with Chromium.
+        </message>
+      </if>
+
       <!-- Chrome OS OOBE Terms of Service screen-->
       <if expr="pp_ifdef('chromeos')">
         <message name="IDS_TERMS_OF_SERVICE_SCREEN_SUBHEADING" desc="Subheading at the top of the Terms of Service screen.">
           <ph name="DOMAIN">$1<ex>example.com</ex></ph> requires that you read and accept the following Terms of Service before using this device. These terms do not expand, modify or limit the Chromium OS Terms.
         </message>
       </if>
     </messages>
   </release>
 </grit>