Revert "Parts must start with 'part of'" and "Attempt to fix VM build"

dart/editor/tools/plugins/com.google.dart.tools.ui_test/src/com/google/dart/tools/ui/correction/QuickFixProcessorTest.java

 /*
  * Copyright (c) 2012, 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 456 matching lines @@
         "}",
         ""});
     setUnitContent("App.dart", new String[] {
         "// filler filler filler filler filler filler filler filler filler filler",
         "library App;",
         "import 'dart:core';",
         "part 'Test.dart';",
         ""});
     setTestUnitContent(
         "// filler filler filler filler filler filler filler filler filler filler",
-        "part of App;",
         "main() {",
         "  AAA a = null;",
         "}",
         "");
     // we have "fix", note that preview is for library
     assertQuickFix(
         "// filler filler filler filler filler filler filler filler filler filler",
         "library App;",
         "import 'dart:core';",
         "import 'LibA.dart';",
         "part 'Test.dart';",
         "");
     // unit itself is not changed
     assertTestUnitContent(
         "// filler filler filler filler filler filler filler filler filler filler",
-        "part of App;",
         "main() {",
         "  AAA a = null;",
         "}",
         "");
   }
 
   public void test_importLibrary_withType_hasImportWithPrefix() throws Exception {
     proposalNamePrefix = "Use imported library 'Lib.dart' with prefix 'lib'";
     setUnitContent("Lib.dart", new String[] {
         "// filler filler filler filler filler filler filler filler filler filler",
@@ skipping 356 matching lines @@
 
   private void sortByRelavance(IDartCompletionProposal[] proposals) {
     Arrays.sort(proposals, new Comparator<IDartCompletionProposal>() {
       @Override
       public int compare(IDartCompletionProposal o1, IDartCompletionProposal o2) {
         return o2.getRelevance() - o1.getRelevance();
       }
     });
   }
 }