VM: Support bootstrapping core libraries from Kernel binaries instead of source.

runtime/bin/vmservice_impl.h

 // Copyright (c) 2013, 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_BIN_VMSERVICE_IMPL_H_
 #define RUNTIME_BIN_VMSERVICE_IMPL_H_
 
 #include "include/dart_api.h"
 
 #include "platform/globals.h"
@@ skipping 16 matching lines @@
   // HTTP Server's address.
   static const char* GetServerAddress() { return &server_uri_[0]; }
 
  private:
   static const intptr_t kServerUriStringBufferSize = 1024;
   friend void NotifyServerState(Dart_NativeArguments args);
 
   static void SetServerAddress(const char* server_uri_);
   static Dart_Handle GetSource(const char* name);
   static Dart_Handle LoadScript(const char* name);
-  static Dart_Handle LoadLibrary(const char* name);
+  static Dart_Handle LookupOrLoadLibrary(const char* name);
   static Dart_Handle LoadSource(Dart_Handle library, const char* name);
   static Dart_Handle LoadResources(Dart_Handle library);
   static Dart_Handle LoadResource(Dart_Handle library, const char* name);
   static Dart_Handle LibraryTagHandler(Dart_LibraryTag tag,
                                        Dart_Handle library,
                                        Dart_Handle url);
 
   static const char* error_msg_;
   static char server_uri_[kServerUriStringBufferSize];
 
   DISALLOW_ALLOCATION();
   DISALLOW_IMPLICIT_CONSTRUCTORS(VmService);
 };
 
 }  // namespace bin
 }  // namespace dart
 
 #endif  // RUNTIME_BIN_VMSERVICE_IMPL_H_