Removed compiler/ directory from repository

dart/compiler/java/com/google/dart/compiler/SourceDelta.java

Index: dart/compiler/java/com/google/dart/compiler/SourceDelta.java
diff --git a/dart/compiler/java/com/google/dart/compiler/SourceDelta.java b/dart/compiler/java/com/google/dart/compiler/SourceDelta.java
deleted file mode 100644
index e048c4f9a45fcb366babdd97ec13dc4233191bc1..0000000000000000000000000000000000000000
--- a/dart/compiler/java/com/google/dart/compiler/SourceDelta.java
+++ /dev/null
@@ -1,57 +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;
-
-/**
- * Representation of changes to source.
- */
-public abstract class SourceDelta {
-  public abstract Source getSourceBefore();
-
-  public abstract DartSource getSourceAfter();
-
-  public abstract DartUnit getUnitAfter();
-
-  public final SourceDelta after(DartSource sourceAfter) {
-    return new BeforeAfter(getSourceBefore(), sourceAfter, null);
-  }
-
-  public final SourceDelta after(DartUnit nodeAfter) {
-    return new BeforeAfter(getSourceBefore(), null, nodeAfter);
-  }
-
-  public static SourceDelta before(final DartSource sourceBefore) {
-    return new BeforeAfter(sourceBefore, sourceBefore, null);
-  }
-
-  private static class BeforeAfter extends SourceDelta {
-    private final Source sourceBefore;
-    private final DartSource sourceAfter;
-    private final DartUnit nodeAfter;
-
-    BeforeAfter(Source sourceBefore, DartSource sourceAfter, DartUnit nodeAfter) {
-      this.sourceBefore = sourceBefore;
-      this.sourceAfter = sourceAfter;
-      this.nodeAfter = nodeAfter;
-    }
-
-    @Override
-    public Source getSourceBefore() {
-      return sourceBefore;
-    }
-
-    @Override
-    public DartSource getSourceAfter() {
-      return sourceAfter;
-    }
-
-    @Override
-    public DartUnit getUnitAfter() {
-      return nodeAfter;
-    }
-  }
-}