hg: graal/graal-compiler: Perform graph clean-up in GraphDecoder only at the very end of the decoding.

[doug.simon at oracle.com]

Changeset: 17e704e362b5
Author:    Thomas Wuerthinger <thomas.wuerthinger at oracle.com>
Date:      2015-11-20 11:51 +0100
URL:       http://hg.openjdk.java.net/graal/graal-compiler/rev/17e704e362b5

Perform graph clean-up in GraphDecoder only at the very end of the decoding.

! graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/GraphDecoder.java