Bug 1522083 - Enable noopener by default for area and anchor elements with target=_blank and no rel attribute set, r=ehsan

modules/libpref/init/StaticPrefList.h

@@ -501,17 +501,11 @@ VARCACHE_PREF(
 
 // For area and anchor elements with target=_blank and no rel set to
 // opener/noopener, this pref sets noopener by default.
-#ifdef EARLY_BETA_OR_EARLIER
-#define PREF_VALUE true
-#else
-#define PREF_VALUE false
-#endif
 VARCACHE_PREF(
   "dom.targetBlankNoOpener.enabled",
    dom_targetBlankNoOpener_enabled,
-  bool, PREF_VALUE
+  bool, true
 )
-#undef PREF_VALUE
 
 VARCACHE_PREF(
   "dom.disable_open_during_load",