Automatic code cleanup.

PiperOrigin-RevId: 231453631

src/tools/remote/src/main/java/com/google/devtools/build/remote/worker/ByteStreamServer.java

diff --git a/src/tools/remote/src/main/java/com/google/devtools/build/remote/worker/ByteStreamServer.java b/src/tools/remote/src/main/java/com/google/devtools/build/remote/worker/ByteStreamServer.java
index 57e1012..d607881 100644
--- a/src/tools/remote/src/main/java/com/google/devtools/build/remote/worker/ByteStreamServer.java
+++ b/src/tools/remote/src/main/java/com/google/devtools/build/remote/worker/ByteStreamServer.java
@@ -47,7 +47,8 @@
   private final Path workPath;
   private final DigestUtil digestUtil;
 
-  static @Nullable Digest parseDigestFromResourceName(String resourceName) {
+  @Nullable
+  static Digest parseDigestFromResourceName(String resourceName) {
     try {
       String[] tokens = resourceName.split("/");
       if (tokens.length < 2) {

src/tools/remote/src/main/java/com/google/devtools/build/remote/worker/RemoteWorker.java

diff --git a/src/tools/remote/src/main/java/com/google/devtools/build/remote/worker/RemoteWorker.java b/src/tools/remote/src/main/java/com/google/devtools/build/remote/worker/RemoteWorker.java
index 34bef33..e0cdf9c 100644
--- a/src/tools/remote/src/main/java/com/google/devtools/build/remote/worker/RemoteWorker.java
+++ b/src/tools/remote/src/main/java/com/google/devtools/build/remote/worker/RemoteWorker.java
@@ -105,7 +105,7 @@
       value = System.getProperty("bazel.DigestFunction", "SHA256");
       hashFunction = new DigestFunctionConverter().convert(value);
     } catch (OptionsParsingException e) {
-      throw new Error("The specified hash function '" + value + "' is not supported.");
+      throw new Error("The specified hash function '" + value + "' is not supported.", e);
     }
     return new JavaIoFileSystem(hashFunction);
   }
@@ -277,7 +277,8 @@
 
     final Server server = worker.startServer();
 
-    EventLoopGroup bossGroup = null, workerGroup = null;
+    EventLoopGroup bossGroup = null;
+    EventLoopGroup workerGroup = null;
     Channel ch = null;
     if (remoteWorkerOptions.httpListenPort != 0) {
       // Configure the server.