VM: [Kernel] Partial support for metadata annotations

runtime/vm/kernel_reader.h

 // 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.
 
 #ifndef RUNTIME_VM_KERNEL_READER_H_
 #define RUNTIME_VM_KERNEL_READER_H_
 
 #if !defined(DART_PRECOMPILED_RUNTIME)
 #include <map>
 
@@ skipping 52 matching lines @@
                                       FunctionNode* kernel_function,
                                       bool is_method,
                                       bool is_closure);
 
   void ReadLibrary(Library* kernel_library);
 
  private:
   friend class BuildingTranslationHelper;
 
   void ReadPreliminaryClass(dart::Class* klass, Class* kernel_klass);
-  dart::Class& ReadClass(const dart::Library& library, Class* kernel_klass);
+  dart::Class& ReadClass(const dart::Library& library,
+                         const dart::Class& toplevel_class,
+                         Class* kernel_klass);
   void ReadProcedure(const dart::Library& library,
                      const dart::Class& owner,
                      Procedure* procedure,
                      Class* kernel_klass = NULL);
 
   // If klass's script is not the script at the uri index, return a PatchClass
   // for klass whose script corresponds to the uri index.
   // Otherwise return klass.
   const Object& ClassForScriptAt(const dart::Class& klass,
                                  intptr_t source_uri_index);
@@ skipping 23 matching lines @@
 
   Mapping<Library, dart::Library> libraries_;
   Mapping<Class, dart::Class> classes_;
 };
 
 }  // namespace kernel
 }  // namespace dart
 
 #endif  // !defined(DART_PRECOMPILED_RUNTIME)
 #endif  // RUNTIME_VM_KERNEL_READER_H_