Remove hard limit from mirrors accessor caches.

runtime/lib/mirrors.cc

 // Copyright (c) 2012, 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 "lib/invocation_mirror.h"
 #include "vm/bootstrap_natives.h"
 #include "vm/class_finalizer.h"
 #include "vm/compiler.h"
 #include "vm/dart_entry.h"
 #include "vm/exceptions.h"
@@ skipping 1208 matching lines @@
     for (int i = 0; i < num_libraries; i++) {
       each_library ^= libraries.At(i);
       library_key = each_library.private_key();
       if (library_key.Equals(private_key)) {
         ctxt_library = each_library.raw();
         break;
       }
     }
   }
   ASSERT(!ctxt_library.IsNull());
-  return ctxt_library.Evaluate(expression,
-                               Array::empty_array(),
-                               Array::empty_array());
+  const Object& result =
+     Object::Handle(ctxt_library.Evaluate(expression,
+                                          Array::empty_array(),
+                                          Array::empty_array()));
+  if (result.IsError()) {
+    Exceptions::PropagateError(Error::Cast(result));
+    UNREACHABLE();
+  }
+  return result.raw();
 }
 
 DEFINE_NATIVE_ENTRY(TypedefMirror_declaration, 1) {
   GET_NON_NULL_NATIVE_ARGUMENT(Type, type, arguments->NativeArgAt(0));
   const Class& cls = Class::Handle(type.type_class());
   // We represent typedefs as non-canonical signature classes.
   ASSERT(cls.IsSignatureClass() && !cls.IsCanonicalSignatureClass());
   return CreateTypedefMirror(cls,
                              AbstractType::Handle(cls.DeclarationType()),
                              Bool::True(),  // is_declaration
@@ skipping 714 matching lines @@
 }
 
 DEFINE_NATIVE_ENTRY(TypeMirror_moreSpecificTest, 2) {
   GET_NON_NULL_NATIVE_ARGUMENT(AbstractType, a, arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(AbstractType, b, arguments->NativeArgAt(1));
   return Bool::Get(a.IsMoreSpecificThan(b, NULL)).raw();
 }
 
 
 }  // namespace dart