Removed compiler/ directory from repository

dart/compiler/java/com/google/dart/compiler/DartCompilerListener.java

Index: dart/compiler/java/com/google/dart/compiler/DartCompilerListener.java
diff --git a/dart/compiler/java/com/google/dart/compiler/DartCompilerListener.java b/dart/compiler/java/com/google/dart/compiler/DartCompilerListener.java
deleted file mode 100644
index 9216c5bced2b2d0120eef610c748b2db5080516c..0000000000000000000000000000000000000000
--- a/dart/compiler/java/com/google/dart/compiler/DartCompilerListener.java
+++ /dev/null
@@ -1,53 +0,0 @@
-// 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.compiler;
-
-import com.google.dart.compiler.ast.DartUnit;
-
-/**
- * Interface that {@link DartCompiler} consumers can use to monitor compilation progress and report
- * various problems that occur during compilation.
- */
-public interface DartCompilerListener {
-  /**
-   * Called by the compiler when a compilation error has occurred in a Dart file.
-   * 
-   * @param event the event information (not <code>null</code>)
-   */
-  void onError(DartCompilationError event);
-
-  /**
-   * Called by the compiler before parsing given {@link DartSource}.
-   */
-  void unitAboutToCompile(DartSource source, boolean diet);
-
-  /**
-   * Called by the compiler after the resolution and type analyzer phase for each unit.
-   * 
-   * @param unit the {@link DartUnit} having just been compiled (not <code>null</code>)
-   */
-  void unitCompiled(DartUnit unit);
-
-  /**
-   * Implementation of {@link DartCompilerListener} which does nothing.
-   */
-  public static class Empty implements DartCompilerListener {
-    @Override
-    public void onError(DartCompilationError event) {
-    }
-
-    @Override
-    public void unitAboutToCompile(DartSource source, boolean diet) {
-    }
-
-    @Override
-    public void unitCompiled(DartUnit unit) {
-    }
-  }
-  
-  /**
-   * Instance of {@link DartCompilerListener} which does nothing.
-   */
-  public static final DartCompilerListener EMPTY = new Empty();
-}