hg: jdk8/build/langtools: 7197849: Update new build-infra makefiles

[Jonathan Gibbons]

On 09/18/2012 11:31 AM, kelly.ohair at oracle.com wrote:
> Changeset: 463fea75b618
> Author:    ohair
> Date:      2012-09-18 11:29 -0700
> URL:       http://hg.openjdk.java.net/jdk8/build/langtools/rev/463fea75b618
>
> 7197849: Update new build-infra makefiles
> Reviewed-by: ihse, erikj, ohrstrom, tbell
>
> ! makefiles/Makefile
>

In a build system focussed on speed, it is disappointing to see the use 
of -Xprefer:source.   I know this has been discussed recently, but it 
would be good to find a better way to fix the underlying problem, and to 
regard the use of -Xprefer:source as an interim workaround.

-- Jon