Rename fletch -> dartino

src/vm/assembler_x86_macos.cc

Index: src/vm/assembler_x86_macos.cc
diff --git a/src/vm/assembler_x86_macos.cc b/src/vm/assembler_x86_macos.cc
index 97ef223d55abdb7643b50deded9cb9a4ef922b48..a8a0c85b22addb1dec70ebe9e7141c7aef0643ff 100644
--- a/src/vm/assembler_x86_macos.cc
+++ b/src/vm/assembler_x86_macos.cc
@@ -2,16 +2,16 @@
 // 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_IA32) && defined(FLETCH_TARGET_OS_MACOS)
+#if defined(DARTINO_TARGET_IA32) && defined(DARTINO_TARGET_OS_MACOS)
 
 #include <stdio.h>
 #include "src/vm/assembler.h"
 
-namespace fletch {
+namespace dartino {
 
 const char* kLocalLabelPrefix = "L";
 
-#if defined(FLETCH_TARGET_ANDROID)
+#if defined(DARTINO_TARGET_ANDROID)
 static const char* kPrefix = "";
 #else
 static const char* kPrefix = "_";
@@ -50,6 +50,6 @@ void Assembler::LoadLabel(Register reg, const char* name) {
   Print("leal %s%s, %rl", kPrefix, name, reg);
 }
 
-}  // namespace fletch
+}  // namespace dartino
 
-#endif  // defined FLETCH_TARGET_IA32 && defined(FLETCH_TARGET_OS_MACOS)
+#endif  // defined DARTINO_TARGET_IA32 && defined(DARTINO_TARGET_OS_MACOS)