Make shelf risk description strings match download page strings

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"
       output_all_resource_defines="false" source_lang_id="en" enc_check="möl">
   <outputs>
     <output filename="grit/chromium_strings.h" type="rc_header">
       <emit emit_type='prepend'></emit>
     </output>
@@ skipping 525 matching lines @@
       </message>
 
       <!-- Download Shelf Items -->
       <message name="IDS_DOWNLOAD_STATUS_CRX_INSTALL_RUNNING"
                desc="Message shown when a CRX has been downloaded and is being unpacked.">
         Adding to Chromium...
       </message>
 
       <message name="IDS_PROMPT_DOWNLOAD_CHANGES_SETTINGS"
                desc="Message shown on the download shelf when the download is known to change settings in the browser in a malicious way.">
-        <ph name="FILE_NAME">$1<ex>bla.exe</ex></ph> may harm your browsing experience, so Chromium has blocked it.
+        <ph name="FILE_NAME">$1<ex>bla.exe</ex></ph> may be dangerous, so Chromium has blocked it.
       </message>
 
       <message name="IDS_PROMPT_MALICIOUS_DOWNLOAD_URL"
          desc="Message shown to the user to validate the download when the download url is classified to lead to malware by the safebrowsing database.">
-        This file is malicious, and Chromium has blocked it.
+        This file is dangerous, so Chromium has blocked it.
       </message>
       <message name="IDS_PROMPT_MALICIOUS_DOWNLOAD_CONTENT"
          desc="Message shown to the user to validate the download when the download content is classified to lead to malware by safebrowsing.">
-        <ph name="FILE_NAME">$1<ex>malware.exe</ex></ph> is malicious, and Chromium has blocked it.
+        <ph name="FILE_NAME">$1<ex>malware.exe</ex></ph> is dangerous, so Chromium has blocked it.
       </message>
       <message name="IDS_BLOCK_REASON_DANGEROUS_DOWNLOAD"
          desc="Message shown to the user on chrome://downloads page to explain that this download is blocked because it is malware.">
         This file is dangerous, so Chromium has blocked it.
       </message>
       <message name="IDS_BLOCK_REASON_UNWANTED_DOWNLOAD"
          desc="Message shown to the user on chrome://downloads page to explain that this download is blocked because it is unwanted sofware.">
         This file may be dangerous, so Chromium has blocked it.
       </message>
 
@@ skipping 731 matching lines @@
       <message name="IDS_PRIVATE_USER_DATA_INPUT_FUTURE_DESCRIPTION" desc="Description of a security problem where the site collects private user data on an insecure page, which will result in an omnibox warning in future versions of Chromium." translateable="false">
         This page includes a password or credit card input over HTTP. A warning will be added to the URL bar starting in Chromium 56 (Jan 2017).
       </message>
       <message name="IDS_PRIVATE_USER_DATA_INPUT_DESCRIPTION" desc="Description of a security problem where the site collects private user data on an insecure page, which results in an omnibox warning." translateable="false">
         This page includes a password or credit card input over HTTP. A warning has been added to the URL bar.
       </message>
 
     </messages>
   </release>
 </grit>