Bug 1879225: Update special-case.cc r=dminor

This is an auto-generated file in V8 that changes very rarely (see https://bugzilla.mozilla.org/show_bug.cgi?id=1624015#c3). I copied this version over from a local build of V8.

Differential Revision: https://phabricator.services.mozilla.com/D201917

js/src/irregexp/imported/special-case.cc

@@ -82,29 +82,6 @@ const icu::UnicodeSet& RegExpCaseFolding::SpecialAddSet() {
   return set.Pointer()->set;
 }
 
-icu::UnicodeSet BuildUnicodeNonSimpleCloseOverSet() {
-  icu::UnicodeSet set;
-  set.add(0x390);
-  set.add(0x3b0);
-  set.add(0x1fd3);
-  set.add(0x1fe3);
-  set.add(0xfb05, 0xfb06);
-  set.freeze();
-  return set;
-}
-
-struct UnicodeNonSimpleCloseOverSetData {
-  UnicodeNonSimpleCloseOverSetData() : set(BuildUnicodeNonSimpleCloseOverSet()) {}
-  const icu::UnicodeSet set;
-};
-
-//static
-const icu::UnicodeSet& RegExpCaseFolding::UnicodeNonSimpleCloseOverSet() {
-  static base::LazyInstance<UnicodeNonSimpleCloseOverSetData>::type set =
-      LAZY_INSTANCE_INITIALIZER;
-  return set.Pointer()->set;
-}
-
 
 }  // namespace internal
 }  // namespace v8