Rename fletch -> dartino

src/vm/assembler_x86_linux.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_IA32) && defined(FLETCH_TARGET_OS_LINUX)
+#if defined(DARTINO_TARGET_IA32) && defined(DARTINO_TARGET_OS_LINUX)
 
 #include <stdio.h>
 #include "src/vm/assembler.h"
 
-namespace fletch {
+namespace dartino {
 
 const char* kLocalLabelPrefix = ".L";
 
 void Assembler::call(const char* name) { printf("\tcall %s\n", name); }
 
 void Assembler::j(Condition condition, const char* name) {
   const char* mnemonic = ConditionMnemonic(condition);
   printf("\tj%s %s\n", mnemonic, name);
 }
 
@@ skipping 11 matching lines @@
 void Assembler::DefineLong(const char* name) { printf("\t.long %s\n", name); }
 
 void Assembler::LoadNative(Register destination, Register index) {
   Print("movl kNativeTable(,%rl,4), %rl", index, destination);
 }
 
 void Assembler::LoadLabel(Register reg, const char* name) {
   Print("leal %s, %rl", name, reg);
 }
 
-}  // namespace fletch
+}  // namespace dartino
 
-#endif  // defined(FLETCH_TARGET_IA32) && defined(FLETCH_TARGET_OS_LINUX)
+#endif  // defined(DARTINO_TARGET_IA32) && defined(DARTINO_TARGET_OS_LINUX)