[Kernel] Add check in the constant evaluator.

runtime/vm/kernel_binary_flowgraph.cc

 // Copyright (c) 2016, 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/kernel_binary_flowgraph.h"
 
 #include "vm/compiler.h"
 #include "vm/longjump.h"
 #include "vm/object_store.h"
 
@@ skipping 2380 matching lines @@
   } else if (target.IsFactory() && type_arguments == NULL) {
     // All factories take a type arguments vector as first argument (independent
     // of whether the class is generic or not).
     type_arguments = &TypeArguments::ZoneHandle(Z, TypeArguments::null());
   }
   return type_arguments;
 }
 
 bool StreamingConstantEvaluator::EvaluateBooleanExpressionHere() {
   EvaluateExpression(builder_->ReaderOffset(), false);
-  AssertBoolInCheckedMode();
+  AssertBool();
   return result_.raw() == Bool::True().raw();
 }
 
 bool StreamingConstantEvaluator::GetCachedConstant(intptr_t kernel_offset,
                                                    Instance* value) {
   if (builder_ == NULL || builder_->flow_graph_builder_ == NULL) return false;
 
   const Function& function = builder_->parsed_function()->function();
   if (function.kind() == RawFunction::kImplicitStaticFinalGetter) {
     // Don't cache constants in initializer expressions. They get
@@ skipping 4518 matching lines @@
     metadata_values.SetAt(i, value);
   }
 
   return metadata_values.raw();
 }
 
 }  // namespace kernel
 }  // namespace dart
 
 #endif  // !defined(DART_PRECOMPILED_RUNTIME)