Move compile-time constant registrations to the backend.

tests/compiler/dart2js/mock_compiler.dart

 // 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.
 
 library mock_compiler;
 
 import "package:expect/expect.dart";
 import 'dart:async';
 import 'dart:collection';
 
@@ skipping 232 matching lines @@
     // We need to set the assert method to avoid calls with a 'null'
     // target being interpreted as a call to assert.
     jsHelperLibrary = createLibrary("helper", helperSource);
     foreignLibrary = createLibrary("foreign", FOREIGN_LIBRARY);
     interceptorsLibrary = createLibrary("interceptors", interceptorsSource);
     isolateHelperLibrary = createLibrary("isolate_helper", isolateHelperSource);
 
     // Set up the library imports.
     importHelperLibrary(coreLibrary);
     libraryLoader.importLibrary(jsHelperLibrary, coreLibrary, null);
+    libraryLoader.importLibrary(foreignLibrary, coreLibrary, null);
     libraryLoader.importLibrary(interceptorsLibrary, coreLibrary, null);
     libraryLoader.importLibrary(isolateHelperLibrary, coreLibrary, null);
 
     assertMethod = jsHelperLibrary.find(buildSourceString('assertHelper'));
     identicalFunction = coreLibrary.find(buildSourceString('identical'));
 
     mainApp = mockLibrary(this, "");
     initializeSpecialClasses();
     // We need to make sure the Object class is resolved. When registering a
     // dynamic invocation the ArgumentTypesRegistry eventually iterates over
@@ skipping 216 matching lines @@
     } else {
       sourceFile = compiler.sourceFiles[uri.toString()];
     }
     if (sourceFile != null && begin != null && end != null) {
       print(sourceFile.getLocationMessage(message, begin, end, true, (x) => x));
     } else {
       print(message);
     }
   };
 }