Rename fletch -> dartino

src/vm/assembler_x64_macos.cc

 // Copyright (c) 2015, the Dartino project authors. Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE.md file.
 
-#if defined(FLETCH_TARGET_X64) && defined(FLETCH_TARGET_OS_MACOS)
+#if defined(DARTINO_TARGET_X64) && defined(DARTINO_TARGET_OS_MACOS)
 
 #include <stdio.h>
 #include "src/vm/assembler.h"
 
-namespace fletch {
+namespace dartino {
 
 const char* kLocalLabelPrefix = "L";
 
 void Assembler::Bind(const char* prefix, const char* name) {
   printf("\t.globl _%s%s\n", prefix, name);
   printf("_%s%s:\n", prefix, name);
 }
 
 void Assembler::LocalBind(const char* name) {
   printf("_%s:\n", name);
@@ skipping 36 matching lines @@
 void Assembler::LoadNative(Register destination, Register index) {
   ASSERT(destination != index);
   Print("leaq _kNativeTable(%%rip), %rq", destination);
   Print("movq (%rq,%rq,8), %rq", destination, index, destination);
 }
 
 void Assembler::LoadLabel(Register reg, const char* name) {
   Print("leaq _%s(%%rip), %rq", name, reg);
 }
 
-}  // namespace fletch
+}  // namespace dartino
 
-#endif  // defined(FLETCH_TARGET_X64) && defined(FLETCH_TARGET_OS_MACOS)
+#endif  // defined(DARTINO_TARGET_X64) && defined(DARTINO_TARGET_OS_MACOS)