Rename fletch -> dartino

src/vm/ffi.h

 // 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.
 
 #ifndef SRC_VM_FFI_H_
 #define SRC_VM_FFI_H_
 
 #include "src/shared/globals.h"
 #include "src/shared/natives.h"
 
-namespace fletch {
+namespace dartino {
 
 class DefaultLibraryEntry;
 class Mutex;
 
 class ForeignFunctionInterface {
  public:
   static void Setup();
   static void TearDown();
   static bool AddDefaultSharedLibrary(const char* library);
   static void* LookupInDefaultLibraries(const char* symbol);
 
  private:
   static DefaultLibraryEntry* libraries_;
   static Mutex* mutex_;
 };
 
-#ifdef FLETCH_ENABLE_FFI
+#ifdef DARTINO_ENABLE_FFI
 // Platform specific ffi constants and methods.
 class ForeignUtils {
  public:
   // We construct default bundle library paths from a prefix and a postfix.
   static const char* kLibBundlePrefix;
   static const char* kLibBundlePostfix;
 
   // In preparation of supporting windows we have a function for this.
   // [buffer] may be modified by DirectoryName. In particular, the result of
   // DirectoryName may use [buffer] for storage but is not necessarily
   // identical to [buffer].
   // [len] is the size of [buffer], typically MAXPATHLEN + 1.
   static char* DirectoryName(char* path, char* buffer, size_t len);
 };
 
-#endif  // FLETCH_ENABLE_FFI
+#endif  // DARTINO_ENABLE_FFI
 
-}  // namespace fletch
+}  // namespace dartino
 
 #endif  // SRC_VM_FFI_H_