Add a resource string and a url which describe how user data is handled differently in Windows 8.

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
===================================================================
--- chrome/app/generated_resources.grd	(revision 150635)
+++ chrome/app/generated_resources.grd	(working copy)
@@ -10892,7 +10892,15 @@
       <message name="IDS_OPTIONS_ENABLE_LOGGING" desc="The label of the checkbox to enable/disable crash and user metrics logging">
         Automatically send usage statistics and crash reports to Google
       </message>
-
+      <message name="IDS_WINDOWS8_PRIVACY_HANDLING_INFO" desc="The text which describes how user data is handled differently in Windows8">
+        Your data is handled differently in Windows 8.
+        <ph name="BEGIN_LINK">&lt;a target="_blank" href="$1"&gt;</ph>Learn more<ph name="END_LINK">
+          &lt;/a&gt;<ex>&lt;/a&gt;</ex>
+        </ph>.
+      </message>
+      <message name="IDS_WINDOWS8_PRIVACY_HANDLING_INFO_URL" desc="URL of help center page describing how user data is handled differently in Windows8">
+        "https://support.google.com/chrome/?p=win8_directories"
+      </message>
       <message name="IDS_OPTIONS_TABS_TO_LINKS_PREF" desc="The documentation string of the 'Tabs to Links' preference">
         Pressing Tab on a webpage highlights links, as well as form fields
       </message>