Add proper API for creating private symbols wrt a library.

runtime/vm/resolver.h

 // Copyright (c) 2011, 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.
 
 #ifndef VM_RESOLVER_H_
 #define VM_RESOLVER_H_
 
 #include "vm/allocation.h"
 
 namespace dart {
@@ skipping 19 matching lines @@
 
   static RawFunction* ResolveDynamicForReceiverClass(
       const Class& receiver_class,
       const String& function_name,
       const ArgumentsDescriptor& args_desc);
 
   static RawFunction* ResolveDynamicAnyArgs(
       const Class& receiver_class,
       const String& function_name);
 
-  // TODO(13355): Remove.
-  static RawFunction* ResolveDynamicAnyArgsAllowPrivate(
-      const Class& receiver_class,
-      const String& function_name);
-
   enum StaticResolveType {
     kIsQualified,
     kNotQualified
   };
 
   // Resolve specified dart static function. If library.IsNull, use
   // either application library or core library if no application library
   // exists. Passing negative num_arguments means that the function
   // will be resolved by name only.
   // Otherwise null is returned if the number or names of arguments are not
@@ skipping 14 matching lines @@
   static RawFunction* ResolveStatic(const Class&  cls,
                                     const String& function_name,
                                     intptr_t num_arguments,
                                     const Array& argument_names,
                                     StaticResolveType resolve_type);
 };
 
 }  // namespace dart
 
 #endif  // VM_RESOLVER_H_