Change about:flags warning to indicate that flags are browser-wide, not per profile.

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 4096 matching lines @@
       <message name="IDS_FLAGS_LONG_TITLE" desc="Long version of the title for the about:flags page.">
         Careful, these experiments may bite
       </message>
       <message name="IDS_FLAGS_TABLE_TITLE" desc="Title for the experiments table on the about:flags page.">
         Experiments
       </message>
       <message name="IDS_FLAGS_WARNING_HEADER" desc="Text right before the warning body text.">
         WARNING
       </message>
       <message name="IDS_FLAGS_WARNING_TEXT" desc="Text at the top of the about:flags page, warning users that the about:flags contents are volatile.">
-        These experimental features may change, break, or disappear at any time. We make absolutely no guarantees about what may happen if you turn one of these experiments on, and your browser may even spontaneously combust. Jokes aside, your browser may delete all your data, or your security and privacy could be compromised in unexpected ways. Please proceed with caution.
+        These experimental features may change, break, or disappear at any time. We make absolutely no guarantees about what may happen if you turn one of these experiments on, and your browser may even spontaneously combust. Jokes aside, your browser may delete all your data, or your security and privacy could be compromised in unexpected ways. Any experiments you enable will be enabled for all users of this browser. Please proceed with caution.
       </message>
       <message name="IDS_FLAGS_NO_EXPERIMENTS_AVAILABLE" desc="Shown if no experiments are available">
         Aww, it looks like there are currently no experiments available.
       </message>
       <if expr="not pp_ifdef('chromeos')">
         <message name="IDS_FLAGS_RELAUNCH_NOTICE" desc="Notifies the user that he needs to relaunch chrome. Shown next to a button that says 'Relaunch Now'.">
           Your changes will take effect the next time you relaunch <ph name="PRODUCT_NAME">$1<ex>Google Chrome</ex></ph>.
         </message>
         <message name="IDS_FLAGS_RELAUNCH_BUTTON" desc="Text on a button that relaunches chrome when clicked. ">
           Relaunch Now
@@ skipping 8979 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>