hg: code-tools/jmh: profilers: perfasm, detect the absence of "perf" correctly

[aleksey.shipilev at oracle.com]

Changeset: 10465dfbb1e9
Author:    shade
Date:      2014-06-29 23:51 +0400
URL:       http://hg.openjdk.java.net/code-tools/jmh/rev/10465dfbb1e9

profilers: perfasm, detect the absence of "perf" correctly

! jmh-core/src/main/java/org/openjdk/jmh/profile/LinuxPerfAsmProfiler.java
! jmh-core/src/main/java/org/openjdk/jmh/profile/LinuxPerfProfiler.java