Slightly improved javadoc for FilterInputStream.skip.

Change-Id: I673088ef13e082657ba27dd9f1c44574ba0e4bdf
diff --git a/luni/src/main/java/java/io/FilterInputStream.java b/luni/src/main/java/java/io/FilterInputStream.java
index 98f4f71..a6f6852 100644
--- a/luni/src/main/java/java/io/FilterInputStream.java
+++ b/luni/src/main/java/java/io/FilterInputStream.java
@@ -174,13 +174,11 @@
     }
 
     /**
-     * Skips {@code count} number of bytes in this stream. Subsequent
-     * {@code read()}'s will not return these bytes unless {@code reset()} is
-     * used. This implementation skips {@code count} number of bytes in the
+     * Skips {@code byteCount} bytes in this stream. Subsequent
+     * calls to {@code read} will not return these bytes unless {@code reset} is
+     * used. This implementation skips {@code byteCount} bytes in the
      * filtered stream.
      *
-     * @param byteCount
-     *            the number of bytes to skip.
      * @return the number of bytes actually skipped.
      * @throws IOException
      *             if this stream is closed or another IOException occurs.