Plugins page in BWSI session has unnecessary and misleading UI components

chrome/browser/resources/shared_resources.grd

 <?xml version="1.0" encoding="UTF-8"?>
 <!-- This comment is only here because changes to resources are not picked up
 without changes to the corresponding grd file. -->
 <grit latest_public_release="0" current_release="1">
   <outputs>
     <output filename="grit/shared_resources.h" type="rc_header">
       <emit emit_type='prepend'></emit>
     </output>
     <output filename="grit/shared_resources_map.cc" type="resource_file_map_source" />
     <output filename="grit/shared_resources_map.h" type="resource_map_header" />
     <output filename="shared_resources.pak" type="data_package" />
   </outputs>
   <release seq="1">
     <includes>
       <include name="IDR_SHARED_CSS_ABOUT"
                file="shared/css/about_memory.css" type="BINDATA" />
       <include name="IDR_SHARED_CSS_ALERT_OVERLAY"
                file="shared/css/alert_overlay.css" type="BINDATA" />
       <include name="IDR_SHARED_CSS_DIALOGS"
                file="shared/css/dialogs.css" type="BINDATA" />
       <include name="IDR_SHARED_CSS_LIST"
                file="shared/css/list.css" type="BINDATA" />
       <include name="IDR_SHARED_CSS_MENU"
                file="shared/css/menu.css" type="BINDATA" flattenhtml="true" />
       <include name="IDR_SHARED_CSS_CHROME"
                file="shared/css/chrome_shared.css" type="BINDATA" />
       <include name="IDR_SHARED_CSS_CHROME2"
-               file="shared/css/chrome_shared2.css" type="BINDATA" />
+               file="shared/css/chrome_shared2.css" type="BINDATA"
+               flattenhtml="true" />
       <include name="IDR_SHARED_CSS_CHROME2_TOUCH"
                file="shared/css/chrome_shared2_touch.css" type="BINDATA"
                flattenhtml="true" />
       <include name="IDR_SHARED_CSS_OVERLAY"
                file="shared/css/overlay.css" type="BINDATA" />
       <include name="IDR_SHARED_CSS_SPINNER"
                file="shared/css/spinner.css" type="BINDATA" />
       <include name="IDR_SHARED_CSS_TABLE"
                file="shared/css/table.css" type="BINDATA" />
       <include name="IDR_SHARED_CSS_TABS"
@@ skipping 117 matching lines @@
                file="shared/js/jstemplate_compiled.js" 
                flattenhtml="true" type="BINDATA" />
       <include name="IDR_SHARED_JS_LOCAL_STRINGS"
                file="shared/js/local_strings.js" type="BINDATA" />
       <include name="IDR_SHARED_JS_MEDIA_COMMON"
                file="shared/js/media_common.js" type="BINDATA" />
       <include name="IDR_SHARED_JS_PARSE_HTML_SUBSET"
                file="shared/js/parse_html_subset.js" type="BINDATA" />
       <include name="IDR_SHARED_JS_UTIL"
                file="shared/js/util.js" type="BINDATA" />
+      <if expr="pp_ifdef('chromeos')">
+        <include name="IDR_SHARED_CSS_UI_ACCOUNT_TWEAKS"
+                 file="shared/css/chromeos/ui_account_tweaks.css"
+                 type="BINDATA" />
+        <include name="IDR_SHARED_JS_UI_ACCOUNT_TWEAKS"
+                 file="shared/js/chromeos/ui_account_tweaks.js"
+                 type="BINDATA" />
+      </if>
     </includes>
   </release>
 </grit>