Update from Google.

--
MOE_MIGRATED_REVID=85702957
diff --git a/src/main/java/com/google/devtools/build/lib/packages/OutputFile.java b/src/main/java/com/google/devtools/build/lib/packages/OutputFile.java
new file mode 100644
index 0000000..9c91afb
--- /dev/null
+++ b/src/main/java/com/google/devtools/build/lib/packages/OutputFile.java
@@ -0,0 +1,67 @@
+// Copyright 2014 Google Inc. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
+//
+// 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.devtools.build.lib.packages;
+
+import com.google.devtools.build.lib.events.Location;
+import com.google.devtools.build.lib.syntax.Label;
+
+/**
+ * A generated file that is the output of a rule.
+ */
+public final class OutputFile extends FileTarget {
+
+  private final Rule generatingRule;
+
+  /**
+   * Constructs an output file with the given label, which must be in the given
+   * package.
+   */
+  OutputFile(Package pkg, Label label, Rule generatingRule) {
+    super(pkg, label);
+    this.generatingRule = generatingRule;
+  }
+
+  @Override
+  public RuleVisibility getVisibility() {
+    return generatingRule.getVisibility();
+  }
+
+  /**
+   * Returns the rule which generates this output file.
+   */
+  public Rule getGeneratingRule() {
+    return generatingRule;
+  }
+
+  @Override
+  public String getTargetKind() {
+    return "generated file";
+  }
+
+  @Override
+  public Rule getAssociatedRule() {
+    return getGeneratingRule();
+  }
+
+  @Override
+  public Location getLocation() {
+    return generatingRule.getLocation();
+  }
+
+  @Override
+  public int hashCode() {
+    return label.hashCode();
+  }
+}