Test for OscillatorNode.type=.

runtime/vm/dart_api_impl.cc

 // Copyright (c) 2013, 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.
 
 #include "include/dart_api.h"
 #include "include/dart_mirrors_api.h"
 #include "include/dart_native_api.h"
 
 #include "platform/assert.h"
 #include "vm/bigint_operations.h"
@@ skipping 246 matching lines @@
   null_handle_ = Api::InitNewHandle(isolate, Object::null());
 }
 
 
 bool Api::StringGetPeerHelper(Dart_NativeArguments args,
                               int arg_index,
                               void** peer) {
   NoGCScope no_gc_scope;
   NativeArguments* arguments = reinterpret_cast<NativeArguments*>(args);
   RawObject* raw_obj = arguments->NativeArgAt(arg_index);
+  if (!raw_obj->IsHeapObject()) {
+    return false;
+  }
   intptr_t cid = raw_obj->GetClassId();
   if (cid == kExternalOneByteStringCid) {
     RawExternalOneByteString* raw_string =
         reinterpret_cast<RawExternalOneByteString*>(raw_obj)->ptr();
     ExternalStringData<uint8_t>* data = raw_string->external_data_;
     *peer = data->peer();
     return true;
   }
   if (cid == kOneByteStringCid || cid == kTwoByteStringCid) {
     Isolate* isolate = arguments->isolate();
@@ skipping 4125 matching lines @@
   }
   {
     NoGCScope no_gc;
     RawObject* raw_obj = obj.raw();
     isolate->heap()->SetPeer(raw_obj, peer);
   }
   return Api::Success();
 }
 
 }  // namespace dart