Precompilation:

runtime/vm/precompiler.cc

 // Copyright (c) 2015, 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 "vm/precompiler.h"
 
 #include "vm/cha.h"
 #include "vm/code_patcher.h"
 #include "vm/compiler.h"
 #include "vm/hash_table.h"
@@ skipping 211 matching lines @@
     cls = isolate()->class_table()->At(kExternallyAllocatedCids[i]);
     AddInstantiatedClass(cls);
   }
 
   Dart_QualifiedFunctionName vm_entry_points[] = {
     { "dart:async", "::", "_setScheduleImmediateClosure" },
     { "dart:core", "::", "_completeDeferredLoads"},
     { "dart:core", "AbstractClassInstantiationError",
                    "AbstractClassInstantiationError._create" },
     { "dart:core", "ArgumentError", "ArgumentError." },
-    { "dart:core", "AssertionError", "AssertionError." },
     { "dart:core", "CyclicInitializationError",
                    "CyclicInitializationError." },
     { "dart:core", "FallThroughError", "FallThroughError._create" },
     { "dart:core", "FormatException", "FormatException." },
     { "dart:core", "NoSuchMethodError", "NoSuchMethodError._withType" },
     { "dart:core", "NullThrownError", "NullThrownError." },
     { "dart:core", "OutOfMemoryError", "OutOfMemoryError." },
     { "dart:core", "RangeError", "RangeError." },
     { "dart:core", "RangeError", "RangeError.range" },
     { "dart:core", "StackOverflowError", "StackOverflowError." },
     { "dart:core", "UnsupportedError", "UnsupportedError." },
+    { "dart:core", "_AssertionError", "_AssertionError._create" },
     { "dart:core", "_CastError", "_CastError._create" },
     { "dart:core", "_InternalError", "_InternalError." },
     { "dart:core", "_InvocationMirror", "_allocateInvocationMirror" },
     { "dart:core", "_JavascriptCompatibilityError",
                    "_JavascriptCompatibilityError." },
     { "dart:core", "_JavascriptIntegerOverflowError",
                    "_JavascriptIntegerOverflowError." },
     { "dart:core", "_TypeError", "_TypeError._create" },
     { "dart:isolate", "IsolateSpawnException", "IsolateSpawnException." },
     { "dart:isolate", "::", "_getIsolateScheduleImmediateClosure" },
@@ skipping 886 matching lines @@
       cls = it.GetNextClass();
       if (cls.IsDynamicClass()) {
         continue;  // class 'dynamic' is in the read-only VM isolate.
       }
       cls.set_is_allocated(false);
     }
   }
 }
 
 }  // namespace dart