Rename ascii to one-byte where applicable.

src/x64/regexp-macro-assembler-x64.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_X64_REGEXP_MACRO_ASSEMBLER_X64_H_
 #define V8_X64_REGEXP_MACRO_ASSEMBLER_X64_H_
 
 #include "src/macro-assembler.h"
 #include "src/x64/assembler-x64-inl.h"
 #include "src/x64/assembler-x64.h"
@@ skipping 236 matching lines @@
 
   inline void ReadPositionFromRegister(Register dst, int reg);
 
   Isolate* isolate() const { return masm_.isolate(); }
 
   MacroAssembler masm_;
   MacroAssembler::NoRootArrayScope no_root_array_scope_;
 
   ZoneList<int> code_relative_fixup_positions_;
 
-  // Which mode to generate code for (ASCII or UC16).
+  // Which mode to generate code for (LATIN1 or UC16).
   Mode mode_;
 
   // One greater than maximal register index actually used.
   int num_registers_;
 
   // Number of registers to output at the end (the saved registers
   // are always 0..num_saved_registers_-1)
   int num_saved_registers_;
 
   // Labels used internally.
   Label entry_label_;
   Label start_label_;
   Label success_label_;
   Label backtrack_label_;
   Label exit_label_;
   Label check_preempt_label_;
   Label stack_overflow_label_;
 };
 
 #endif  // V8_INTERPRETED_REGEXP
 
 }}  // namespace v8::internal
 
 #endif  // V8_X64_REGEXP_MACRO_ASSEMBLER_X64_H_