New growth strategy for growable arrays

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 "lib/stacktrace.h"
 #include "platform/assert.h"
@@ skipping 5770 matching lines @@
       if (ns.IsNull()) continue;
       importee = ns.library();
       importee_uri = importee.url();
       if (importee_uri.StartsWith(scheme_vm)) {
         result.Add(importer);
         result.Add(importee);
       }
     }
   }
 
-  return Api::NewHandle(T, Array::MakeArray(result));
+  return Api::NewHandle(T, Array::MakeFixedLength(result));
 }
 
 
 DART_EXPORT Dart_Handle Dart_LoadSource(Dart_Handle library,
                                         Dart_Handle url,
                                         Dart_Handle resolved_url,
                                         Dart_Handle source,
                                         intptr_t line_offset,
                                         intptr_t column_offset) {
   API_TIMELINE_DURATION;
@@ skipping 1164 matching lines @@
 }
 
 
 DART_EXPORT void Dart_DumpNativeStackTrace(void* context) {
 #ifndef PRODUCT
   Profiler::DumpStackTrace(context);
 #endif
 }
 
 }  // namespace dart