- Use NoHandleScope in leaf methods

vm/runtime_entry.h

 // Copyright (c) 2011, the Dart 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 file.
 
 #ifndef VM_RUNTIME_ENTRY_H_
 #define VM_RUNTIME_ENTRY_H_
 
 #include "vm/allocation.h"
 #include "vm/assembler.h"
 #include "vm/flags.h"
@@ skipping 61 matching lines @@
 #define DECLARE_RUNTIME_ENTRY(name)                                            \
   extern const RuntimeEntry k##name##RuntimeEntry
 
 #define DEFINE_LEAF_RUNTIME_ENTRY(type, name, ...)                             \
   extern "C" type DLRT_##name(__VA_ARGS__);                                    \
   extern const RuntimeEntry k##name##RuntimeEntry(                             \
       "DLRT_"#name, reinterpret_cast<RuntimeFunction>(&DLRT_##name), 0, true); \
   type DLRT_##name(__VA_ARGS__) {                                              \
     CHECK_STACK_ALIGNMENT;                                                     \
     NoGCScope no_gc_scope;                                                     \
+    NoHandleScope no_handle_scope;                                             \
 
 #define END_LEAF_RUNTIME_ENTRY }
 
 #define DECLARE_LEAF_RUNTIME_ENTRY(type, name, ...)                            \
   extern const RuntimeEntry k##name##RuntimeEntry;                             \
   extern "C" type DLRT_##name(__VA_ARGS__)
 
 }  // namespace dart
 
 #endif  // VM_RUNTIME_ENTRY_H_