As part of JDK-8151470, the sentence about the jvmci.compiler property in JVMCICompilerFactory[1] should have been removed since it is a) wrong and b) an implementation detail pertaining to the HotSpot implementation of this interface.
[1] http://hg.openjdk.java.net/jdk9/hs-comp/hotspot/file/af3712e4a548/src/jdk.vm.ci/share/classes/jdk.vm.ci.runtime/src/jdk/vm/ci/runtime/JVMCICompilerFactory.java#l31
[1] http://hg.openjdk.java.net/jdk9/hs-comp/hotspot/file/af3712e4a548/src/jdk.vm.ci/share/classes/jdk.vm.ci.runtime/src/jdk/vm/ci/runtime/JVMCICompilerFactory.java#l31