hg: graal/graal-compiler: use isJavaLangObject() in BasicArrayCopyNode

[doug.simon at oracle.com]

Changeset: 938f13c2c997
Author:    Lukas Stadler <lukas.stadler at oracle.com>
Date:      2016-01-26 12:01 +0100
URL:       http://hg.openjdk.java.net/graal/graal-compiler/rev/938f13c2c997

use isJavaLangObject() in BasicArrayCopyNode

! graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/nodes/BasicArrayCopyNode.java