Update RemoteAnalysisServerImpl and tests to fix the build.

editor/tools/plugins/com.google.dart.server/src/com/google/dart/server/AnalysisServer.java

 /*
  * Copyright (c) 2014, the Dart project authors.
  *
  * Licensed under the Eclipse Public License v1.0 (the "License"); you may not use this file except
  * in compliance with the License. You may obtain a copy of the License at
  *
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Unless required by applicable law or agreed to in writing, software distributed under the License
  * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
@@ skipping 248 matching lines @@
   public void execution_createContext(String contextRoot, CreateContextConsumer consumer);
 
   /**
    * {@code execution.deleteContext}
    *
    * Delete the execution context with the given identifier. The context id is no longer valid after
    * this command. The server is allowed to re-use ids when they are no longer valid.
    *
    * @param id The identifier of the execution context that is to be deleted.
    */
-  public void execution_deleteContext(ExecutionContextId id);
+  public void execution_deleteContext(String id);
 
   /**
    * {@code execution.mapUri}
    *
    * Map a URI from the execution context to the file that it corresponds to, or map a file to the
    * URI that it corresponds to in the execution context.
    *
    * Exactly one of the file and uri fields must be provided.
    *
    * @param id The identifier of the execution context in which the URI is to be mapped.
    * @param file The path of the file to be mapped into a URI.
    * @param uri The URI to be mapped into a file path.
    */
-  public void execution_mapUri(ExecutionContextId id, String file, String uri, MapUriConsumer consumer);
+  public void execution_mapUri(String id, String file, String uri, MapUriConsumer consumer);
 
   /**
    * {@code execution.setSubscriptions}
    *
    * Subscribe for services. All previous subscriptions are replaced by the given set of services.
    *
    * It is an error if any of the elements in the list are not valid services. If there is an error,
    * then the current subscriptions will remain unchanged.
    *
    * @param subscriptions A list of the services being subscribed to.
@@ skipping 105 matching lines @@
 
   /**
    * Start the analysis server.
    *
    * @param millisToRestart the number of milliseconds to wait for an unresponsive server before
    *          restarting it, or zero if the server should not be restarted.
    */
   public void start(long millisToRestart) throws Exception;
 
 }