Merge changes I91ec7b67,I7df5a595,I88ce867d

* changes:
  Remove unused private methods
  Remove unused import
  Upgrade bucklets to latest revision

bucklets

diff --git a/bucklets b/bucklets
index c2f7d8d..2c70917 160000
--- a/bucklets
+++ b/bucklets
@@ -1 +1 @@
-Subproject commit c2f7d8dc0388276c9db63a894af78bc480312c99
+Subproject commit 2c70917d6b6e903b5086168f3bc84cbc195c36ae

gitiles-dev/src/main/java/com/google/gitiles/dev/DevServer.java

diff --git a/gitiles-dev/src/main/java/com/google/gitiles/dev/DevServer.java b/gitiles-dev/src/main/java/com/google/gitiles/dev/DevServer.java
index 0a91433..6cf73ad 100644
--- a/gitiles-dev/src/main/java/com/google/gitiles/dev/DevServer.java
+++ b/gitiles-dev/src/main/java/com/google/gitiles/dev/DevServer.java
@@ -49,10 +49,8 @@
 import java.io.File;
 import java.io.IOException;
 import java.net.InetAddress;
-import java.net.URI;
 import java.net.URISyntaxException;
 import java.net.UnknownHostException;
-import java.nio.file.Files;
 import java.nio.file.NoSuchFileException;
 import java.nio.file.Path;
 import java.nio.file.Paths;
@@ -85,16 +83,6 @@
     return cfg;
   }
 
-  private static NoSuchFileException badSourceRoot(URI u) {
-    return new NoSuchFileException("Cannot find source root from " + u);
-  }
-
-  private static NoSuchFileException badSourceRoot(URI u, Throwable cause) {
-    NoSuchFileException notFound = badSourceRoot(u);
-    notFound.initCause(cause);
-    return notFound;
-  }
-
   private static Path findSourceRoot() throws IOException {
     String prop = "com.google.gitiles.sourcePath";
     String sourceRoot = System.getProperty(prop);