Continues Latin-1 support. All tests pass with ENABLE_LATIN_1 flag.

src/handles.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 405 matching lines @@
   ASSERT(script->line_ends()->IsFixedArray());
 }
 
 
 template <typename SourceChar>
 static void CalculateLineEnds(Isolate* isolate,
                               List<int>* line_ends,
                               Vector<const SourceChar> src,
                               bool with_last_line) {
   const int src_len = src.length();
-  StringSearch<char, SourceChar> search(isolate, CStrVector("\n"));
+  StringSearch<uint8_t, SourceChar> search(isolate, STATIC_ASCII_VECTOR("\n"));
 
   // Find and record line ends.
   int position = 0;
   while (position != -1 && position < src_len) {
     position = search.Search(src, position);
     if (position != -1) {
       line_ends->Add(position);
       position++;
     } else if (with_last_line) {
       // Even if the last line misses a line end, it is counted.
@@ skipping 13 matching lines @@
   List<int> line_ends(line_count_estimate);
   Isolate* isolate = src->GetIsolate();
   {
     AssertNoAllocation no_heap_allocation;  // ensure vectors stay valid.
     // Dispatch on type of strings.
     String::FlatContent content = src->GetFlatContent();
     ASSERT(content.IsFlat());
     if (content.IsAscii()) {
       CalculateLineEnds(isolate,
                         &line_ends,
-                        content.ToAsciiVector(),
+                        content.ToOneByteVector(),
                         with_last_line);
     } else {
       CalculateLineEnds(isolate,
                         &line_ends,
                         content.ToUC16Vector(),
                         with_last_line);
     }
   }
   int line_count = line_ends.length();
   Handle<FixedArray> array = isolate->factory()->NewFixedArray(line_count);
@@ skipping 448 matching lines @@
   data->next = prev_next_;
   data->limit = prev_limit_;
 #ifdef DEBUG
   handles_detached_ = true;
 #endif
   return deferred;
 }
 
 
 } }  // namespace v8::internal