remove latin-1 flag

test/cctest/test-strings.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1284 matching lines @@
 }
 
 
 TEST(IsAscii) {
   CHECK(String::IsAscii(static_cast<char*>(NULL), 0));
   CHECK(String::IsOneByte(static_cast<uc16*>(NULL), 0));
 }
 
 
 
-#ifdef ENABLE_LATIN_1
 template<typename Op, bool return_first>
 static uint16_t ConvertLatin1(uint16_t c) {
   uint32_t result[Op::kMaxWidth];
   int chars;
   chars = Op::Convert(c, 0, result, NULL);
   if (chars == 0) return 0;
   CHECK_LE(chars, static_cast<int>(sizeof(result)));
   if (!return_first && chars > 1) {
     return 0;
   }
   return result[0];
 }
 
 
 static void CheckCanonicalEquivalence(uint16_t c, uint16_t test) {
   uint16_t expect = ConvertLatin1<unibrow::Ecma262UnCanonicalize, true>(c);
   if (expect > unibrow::Latin1::kMaxChar) expect = 0;
   CHECK_EQ(expect, test);
 }
 
 
 TEST(Latin1IgnoreCase) {
-  if (true) return;
   using namespace unibrow;
   for (uint16_t c = Latin1::kMaxChar + 1; c != 0; c++) {
     uint16_t lower = ConvertLatin1<ToLowercase, false>(c);
     uint16_t upper = ConvertLatin1<ToUppercase, false>(c);
     uint16_t test = Latin1::ConvertNonLatin1ToLatin1(c);
     // Filter out all character whose upper is not their lower or vice versa.
     if (lower == 0 && upper == 0) {
       CheckCanonicalEquivalence(c, test);
       continue;
     }
@@ skipping 11 matching lines @@
       CheckCanonicalEquivalence(c, test);
       continue;
     }
     if (upper != c && lower != c) {
       CheckCanonicalEquivalence(c, test);
       continue;
     }
     CHECK_EQ(Min(upper, lower), test);
   }
 }
-#endif  // ENABLE_LATIN_1