Removed compiler/ directory from repository

dart/compiler/java/com/google/dart/compiler/ErrorFormatter.java

Index: dart/compiler/java/com/google/dart/compiler/ErrorFormatter.java
diff --git a/dart/compiler/java/com/google/dart/compiler/ErrorFormatter.java b/dart/compiler/java/com/google/dart/compiler/ErrorFormatter.java
deleted file mode 100644
index b04ed13039101f18449804155b13aee70be7a94d..0000000000000000000000000000000000000000
--- a/dart/compiler/java/com/google/dart/compiler/ErrorFormatter.java
+++ /dev/null
@@ -1,16 +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;
-
-/**
- * A class that that helps presenting error messages in the command line.
- *
- * @see DefaultErrorFormatter
- * @see PrettyErrorFormatter
- */
-public interface ErrorFormatter {
-
-  public void format(DartCompilationError event);
-}