Rename fletch -> dartino

src/vm/fletch_relocation_api_impl.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.
-
-#include "src/vm/fletch_relocation_api_impl.h"
-#include "src/vm/object_memory.h"
-#include "src/vm/program.h"
-#include "src/vm/program_info_block.h"
-#include "src/vm/program_relocator.h"
-
-size_t FletchGetProgramSize(FletchProgram program) {
-  fletch::Program* fletch_program = reinterpret_cast<fletch::Program*>(program);
-  return fletch_program->program_heap_size() + sizeof(fletch::ProgramInfoBlock);
-}
-
-int FletchRelocateProgram(FletchProgram program, void* target, uintptr_t base) {
-  if (base % fletch::kPageSize != 0) return -1;
-  fletch::Program* fletch_program = reinterpret_cast<fletch::Program*>(program);
-  fletch::ProgramHeapRelocator relocator(
-      fletch_program, reinterpret_cast<uint8*>(target), base);
-  return relocator.Relocate();
-}