Bug 397890 - Reporter & safebrowsing overlay cleanup. r=gavin, a=mconnor

browser/components/safebrowsing/content/report-phishing-overlay.xul

@@ -1,5 +1,4 @@
 <?xml version="1.0"?>
-<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
 <!-- ***** BEGIN LICENSE BLOCK *****
    - Version: MPL 1.1/GPL 2.0/LGPL 2.1
    -

extensions/reporter/resources/content/reporter/reporterOverlay.xul

@@ -1,5 +1,4 @@
 <?xml version="1.0"?>
-<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
 <?xml-stylesheet href="chrome://reporter/skin/browserOverlay.css" type="text/css"?>
 <!-- ***** BEGIN LICENSE BLOCK *****
    - Version: MPL 1.1/GPL 2.0/LGPL 2.1