Fix some latin-1 webkit units tests

src/unicode-inl.h

 // Copyright 2007-2010 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 61 matching lines @@
     } else {
       entries_[c & kMask] = CacheEntry(c, 0);
       return 0;
     }
   } else {
     return length;
   }
 }
 
 
-bool Latin1::NonLatin1CanBeConvertedToLatin1(uint16_t c) {
+uint16_t Latin1::ConvertNonLatin1ToLatin1(uint16_t c) {
   ASSERT(c > Latin1::kMaxChar);
   switch (c) {
-    case 0x130:
-    case 0x131:
-    case 0x149:
+    // This are equivalent characters in unicode.
+    case 0x39c:
+    case 0x3bc:
+      return 0xb5;
+    // This is an uppercase of a Latin-1 character
+    // outside of Latin-1.
     case 0x178:
-    case 0x17f:
-    case 0x1f0:
-    case 0x1e96:
-    case 0x1e97:
-    case 0x1e98:
-    case 0x1e99:
-    case 0x1e9a:
-    case 0x1e9e:
-    case 0x212a:
-    case 0x212b:
-    case 0xfb00:
-    case 0xfb01:
-    case 0xfb02:
-    case 0xfb03:
-    case 0xfb04:
-    case 0xfb05:
-    case 0xfb06:
-      return true;
+      return 0xff;
   }
-  return false;
+  return 0;
 }
 
 
 unsigned Utf8::Encode(char* str, uchar c, int previous) {
   static const int kMask = ~(1 << 6);
   if (c <= kMaxOneByteChar) {
     str[0] = c;
     return 1;
   } else if (c <= kMaxTwoByteChar) {
     str[0] = 0xC0 | (c >> 6);
@@ skipping 91 matching lines @@
   // Copy the rest the slow way.
   WriteUtf16Slow(unbuffered_start_,
                  data + buffer_length,
                  length - buffer_length);
   return length;
 }
 
 }  // namespace unibrow
 
 #endif  // V8_UNICODE_INL_H_