Allow OutputService#finalizeBuild to throw InterruptedException.

--
MOS_MIGRATED_REVID=135364451
diff --git a/src/main/java/com/google/devtools/build/lib/exec/OutputService.java b/src/main/java/com/google/devtools/build/lib/exec/OutputService.java
index d4c38e5..aaeb414 100644
--- a/src/main/java/com/google/devtools/build/lib/exec/OutputService.java
+++ b/src/main/java/com/google/devtools/build/lib/exec/OutputService.java
@@ -72,7 +72,8 @@
    * @param buildSuccessful iff build was successful
    * @throws BuildFailedException on failure
    */
-  void finalizeBuild(boolean buildSuccessful) throws BuildFailedException, AbruptExitException;
+  void finalizeBuild(boolean buildSuccessful)
+      throws BuildFailedException, AbruptExitException, InterruptedException;
 
   /** Notify the output service of a completed action. */
   void finalizeAction(Action action, MetadataHandler metadataHandler)