Add the editor unit tests to the editor itself. The editor can now test itself

editor/tools/plugins/com.google.dart.tools.tests.buildbot_test/src/com/google/dart/tools/tests/buildbot/BuildbotEarlyStartup.java

Index: editor/tools/plugins/com.google.dart.tools.tests.buildbot_test/src/com/google/dart/tools/tests/buildbot/BuildbotEarlyStartup.java
===================================================================
--- editor/tools/plugins/com.google.dart.tools.tests.buildbot_test/src/com/google/dart/tools/tests/buildbot/BuildbotEarlyStartup.java	(revision 0)
+++ editor/tools/plugins/com.google.dart.tools.tests.buildbot_test/src/com/google/dart/tools/tests/buildbot/BuildbotEarlyStartup.java	(revision 0)
@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2013, 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
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package com.google.dart.tools.tests.buildbot;
+
+import org.eclipse.ui.IStartup;
+
+/**
+ * This class is called by the org.eclipse.ui.startup extension point. It is enough that this class
+ * gets loaded; the plugin start() method does the actual work of plugin initialization.
+ */
+public class BuildbotEarlyStartup implements IStartup {
+
+  public BuildbotEarlyStartup() {
+
+  }
+
+  @Override
+  public void earlyStartup() {
+    // nothing to do
+
+  }
+
+}