Removes dependency on v8 from dartc testing

compiler/java/com/google/dart/runner/BundleLibrarySource.java

-// 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.
-
-package com.google.dart.runner;
-
-import com.google.dart.compiler.DartSource;
-import com.google.dart.compiler.LibrarySource;
-import com.google.dart.compiler.UrlDartSource;
-import com.google.dart.compiler.UrlSource;
-
-import java.net.URISyntaxException;
-
-class BundleLibrarySource extends UrlSource implements LibrarySource {
-
-  private final class BundleDartSource extends UrlDartSource {
-    private BundleDartSource(ClassLoader loader, String basePath, String filename)
-        throws URISyntaxException {
-      super(loader.getResource(basePath + filename).toURI(), filename, BundleLibrarySource.this);
-    }
-
-    @Override
-    public String getName() {
-      return basePath + getRelativePath();
-    }
-  }
-
-  private final ClassLoader loader;
-  private final String basePath;
-  private final String filename;
-
-  public BundleLibrarySource(ClassLoader loader, String basePath, String filename)
-      throws URISyntaxException {
-    super(loader.getResource(basePath + filename).toURI());
-    this.loader = loader;
-    this.basePath = basePath;
-    this.filename = filename;
-  }
-
-  @Override
-  public LibrarySource getImportFor(String relPath) {
-    try {
-      return new BundleLibrarySource(loader, basePath, relPath);
-    } catch (URISyntaxException e) {
-      return null;
-    }
-  }
-
-  @Override
-  public DartSource getSourceFor(String relPath) {
-    try {
-      return new BundleDartSource(loader, basePath, relPath);
-    } catch (URISyntaxException e) {
-      return null;
-    }
-  }
-
-  @Override
-  public String getName() {
-    return basePath + filename;
-  }
-}