Merge pull request #75 from square/jw/byte-me

Remove unused ByteSink classes.

io/src/main/java/retrofit/io/ByteSink.java

-// Copyright 2010 Square, Inc.
-package retrofit.io;
-
-import java.io.IOException;
-
-/**
- * An interface equivalent to OutputStream.
- *
- * @author Bob Lee (bob@squareup.com)
- */
-public interface ByteSink {
-
-  /**
-   * Writes the specified number of bytes from buffer.
-   */
-  void write(byte[] buffer, int count) throws IOException;
-
-  /**
-   * Closes the sink.
-   */
-  void close() throws IOException;
-
-  /**
-   * Constructs a new sink.
-   */
-  public interface Factory {
-
-    /**
-     * Constructs a new sink.
-     */
-    ByteSink newSink() throws IOException;
-  }
-}

io/src/main/java/retrofit/io/ByteSinks.java

-// Copyright 2010 Square, Inc.
-package retrofit.io;
-
-import java.io.File;
-import java.io.FileOutputStream;
-import java.io.IOException;
-
-/**
- * Utility methods for dealing with byte sinks.
- *
- * @author Bob Lee (bob@squareup.com)
- */
-public class ByteSinks {
-
-  /**
-   * Creates a sink that writes to a file.
-   */
-  public static ByteSink.Factory forFile(final File file) {
-    return new ByteSink.Factory() {
-      public ByteSink newSink() throws IOException {
-        final FileOutputStream out = new FileOutputStream(file);
-        return new ByteSink() {
-          public void write(byte[] buffer, int count) throws IOException {
-            out.write(buffer, 0, count);
-          }
-          public void close() throws IOException {
-            out.getFD().sync();
-            out.close();
-          }
-        };
-      }
-    };
-  }
-}