Bug 1363095 - Remove unused PREF_SKIPDEFAULTBROWSERCHECK define. r=jimm

MozReview-Commit-ID: 962MPM09tDw

--HG--
extra : rebase_source : 8049d1b19d538aa888df11534f8cc0dfa771e610

browser/components/shell/nsShellService.h

@@ -4,7 +4,6 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #define PREF_CHECKDEFAULTBROWSER "browser.shell.checkDefaultBrowser"
-#define PREF_SKIPDEFAULTBROWSERCHECK "browser.shell.skipDefaultBrowserCheck"
 #define PREF_DEFAULTBROWSERCHECKCOUNT "browser.shell.defaultBrowserCheckCount"
 
 #define SHELLSERVICE_PROPERTIES "chrome://browser/locale/shellservice.properties"