8221597: A typo in the Java API doc for File.getUsableSpace()

[Brian Burkhalter]

Please review this one word change to fix [1].

Summary: s/unallocated/unavailable/ at line 1872

--- a/src/java.base/share/classes/java/io/File.java
+++ b/src/java.base/share/classes/java/io/File.java
@@ -1869,7 +1869,7 @@
      *
      * <p> The returned number of available bytes is a hint, but not a
      * guarantee, that it is possible to use most or any of these bytes.  The
-     * number of unallocated bytes is most likely to be accurate immediately
+     * number of available bytes is most likely to be accurate immediately
      * after this call.  It is likely to be made inaccurate by any external
      * I/O operations including those made on the system outside of this
      * virtual machine.  This method makes no guarantee that write operations

Thanks,

Brian

[1] https://bugs.openjdk.java.net/browse/JDK-8221597