Make HostJavaToolPath use pathForInstall

Use pathForInstall instead of PathForOutput for HostJavaToolPath
so that it internally produces an InstallPath that can later support
being converted to Make installpath.

Bug: 204136549
Test: m checkbuild
Change-Id: If4f5d3552b27ffe6b9bc709c4a08d9513c49ef7d