Rename fletch -> dartino

src/vm/natives_lk.cc

Index: src/vm/natives_lk.cc
diff --git a/src/vm/natives_lk.cc b/src/vm/natives_lk.cc
index 5e7fd30da2f6e099ee291ee039e416f734973736..5473db9c4d705420efeda624c9a65febf341b739 100644
--- a/src/vm/natives_lk.cc
+++ b/src/vm/natives_lk.cc
@@ -2,13 +2,13 @@
 // 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_OS_LK)
+#if defined(DARTINO_TARGET_OS_LK)
 
 #include "src/vm/natives.h"
 
 #include "src/shared/assert.h"
 
-namespace fletch {
+namespace dartino {
 
 BEGIN_NATIVE(UriBase) {
   UNIMPLEMENTED();
@@ -16,6 +16,6 @@ BEGIN_NATIVE(UriBase) {
 }
 END_NATIVE()
 
-}  // namespace fletch
+}  // namespace dartino
 
-#endif  // defined FLETCH_TARGET_OS_LK
+#endif  // defined DARTINO_TARGET_OS_LK