Put <ph> tags around HTML tags so translators don't accidentally

chrome/app/generated_resources.grd

 <?xml version="1.0" encoding="UTF-8"?>
 
 <!--
 This file contains definitions of resources that will be translated for each
 locale.  The variables is_win, is_macosx, is_linux, and is_posix are available
 for making strings OS specific.  Other platform defines such as use_titlecase
 are declared in build/common.gypi.
 -->
 
 <grit base_dir="." latest_public_release="0" current_release="1"
@@ skipping 8330 matching lines @@
           Expand
         </message>
       </if>
 
       <!-- Offline page  -->
       <if expr="pp_ifdef('chromeos')">
         <message name="IDS_OFFLINE_LOAD_HEADLINE" desc="Offline Page HTML headline">
           Your device is offline
         </message>
         <message name="IDS_SITE_OFFLINE_LOAD_DESCRIPTION" desc="offline site">
-          The webpage at <ph name="HOST_NAME">&lt;strong&gt;$1<ex>www.offline.com</ex>&lt;/strong&gt;</ph> cannot be reached because your network connection is down. The page will be loaded when the network connection is restored. &lt;br&gt;
+          The webpage at <ph name="HOST_NAME">&lt;strong&gt;$1<ex>www.offline.com</ex>&lt;/strong&gt;</ph> cannot be reached because your network connection is down. The page will be loaded when the network connection is restored. <ph name="LINE_BREAK">&lt;br&gt;<ex>&lt;br&gt;</ex></ph>
         </message>
         <message name="IDS_APP_OFFLINE_LOAD_DESCRIPTION" desc="offline app">
-          The app at <ph name="HOST_NAME">&lt;strong&gt;$1<ex>www.offline.com</ex>&lt;/strong&gt;</ph> cannot be reached because your network connection is down. The page will be loaded when the network connection is restored. &lt;br&gt;
+          The app at <ph name="HOST_NAME">&lt;strong&gt;$1<ex>www.offline.com</ex>&lt;/strong&gt;</ph> cannot be reached because your network connection is down. The page will be loaded when the network connection is restored. <ph name="LINE_BREAK">&lt;br&gt;<ex>&lt;br&gt;</ex></ph>
         </message>
         <message name="IDS_OFFLINE_TRY_LOADING">
           Try loading the page anyway
         </message>
         <message name="IDS_OFFLINE_NETWORK_SETTINGS">
           Network settings
         </message>
       </if>
 
       <!-- Multi-profile -->
@@ skipping 4951 matching lines @@
     </includes>
     <structures fallback_to_english="true">
       <structure name="IDD_CHROME_FRAME_FIND_DIALOG" file="cf_resources.rc" type="dialog" >
       </structure>
       <structure name="IDD_CHROME_FRAME_READY_PROMPT" file="cf_resources.rc" type="dialog" >
       </structure>
     </structures>
 
   </release>
 </grit>