Build failed on both windows-i586 and windows-amd64 under jdk/make/docs

Begin Processing OTHERSUBDIRS: docs
gnumake[3]: Entering directory `C:/BUILD_AREA/jdk7/jdk/make/docs'
C:/mksnt/mksnt/mkdir -p C:/BUILD_~1/jdk7/build/windows-i586/tmp/docs/doctmp
rm -f C:/BUILD_~1/jdk7/build/windows-i586/tmp/docs/doctmp/coredocs.options
gnumake[3]: Leaving directory `C:/BUILD_AREA/jdk7/jdk/make/docs'
gnumake[3]: *** No rule to make target `../../src/share/../solaris/classes', needed by `C:/BUILD_~1/jdk7/build/windows-i586/tmp/docs/d
octmp/directory.cache'. Stop.
gnumake[2]: *** [docs] Error 1
gnumake[2]: Leaving directory `C:/BUILD_AREA/jdk7/jdk/make'
gnumake[1]: *** [jdk-build] Error 2
gnumake[1]: Leaving directory `C:/BUILD_AREA/jdk7'
gnumake: *** [build_product_image] Error 2

Looks like docs builds were working on windows before, or more accurately, they weren't failing prior to b102.

Likely changeset causing the problem http://hg.openjdk.java.net/jdk7/jdk7/jdk/rev/dd98b0b747ec