Remove references to frog; rename our old json compilation server.

editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/dart2js/ResponseHandler.java

Index: editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/dart2js/ResponseHandler.java
===================================================================
--- editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/dart2js/ResponseHandler.java	(revision 11099)
+++ editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/dart2js/ResponseHandler.java	(working copy)
@@ -1,5 +1,5 @@
 /*
- * Copyright 2011 Dart project authors.
+ * Copyright 2012 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
@@ -11,12 +11,12 @@
  * or implied. See the License for the specific language governing permissions and limitations under
  * the License.
  */
-package com.google.dart.tools.core.frog;
+package com.google.dart.tools.core.dart2js;
 
 import com.google.dart.tools.core.DartCore;
 
 /**
- * Class for handling responses from requests made of a {@link FrogServer}. Subclasses should
+ * Class for handling responses from requests made of a {@link JsonServer}. Subclasses should
  * implement {@link #processMessage(ResponseMessage)} and {@link #processDone(ResponseDone)}, and
  * optionally {@link #handleException(Response, Exception)}.
  */
@@ -33,7 +33,7 @@
   }
 
   /**
-   * Process the specified response from {@link FrogServer}
+   * Process the specified response from {@link JsonServer}
    * 
    * @param response the response (not <code>null</code>)
    * @return <code>true</code> if this is the last response for this handler (e.g. "done")