hg: macosx-port/macosx-port/hotspot: removed a dead definition of MAXFLOAT that was conflicting to continue with builds on experimental Apple compilers/includes, taken out of mainline hotspot by tom rodriguez in 7u4

[rhoover at apple.com]

Changeset: c0bf2b616394
Author:    rhoover
Date:      2011-10-29 07:02 -0600
URL:       http://hg.openjdk.java.net/macosx-port/macosx-port/hotspot/rev/c0bf2b616394

removed a dead definition of MAXFLOAT that was conflicting to continue with builds on experimental Apple compilers/includes, taken out of mainline hotspot by tom rodriguez in 7u4

! src/share/vm/opto/addnode.cpp