Update doc build step.

Misc/build.sh

@@ -257,25 +257,9 @@ fi
 cd $DIR/Doc
 F="make-doc.out"
 start=`current_time`
-# XXX(nnorwitz): For now, keep the code that checks for a conflicted file until
-# after the first release of 2.6a1 or 3.0a1.  At that point, it will be clear
-# if there will be a similar problem with the new doc system.
-
-# Doc/commontex/boilerplate.tex is expected to always have an outstanding
-# modification for the date.  When a release is cut, a conflict occurs.
-# This allows us to detect this problem and not try to build the docs
-# which will definitely fail with a conflict. 
-#CONFLICTED_FILE=commontex/boilerplate.tex
-#conflict_count=`grep -c "<<<" $CONFLICTED_FILE`
-conflict_count=0
-if [ $conflict_count != 0 ]; then
-    echo "Conflict detected in $CONFLICTED_FILE.  Doc build skipped." > ../build/$F
-    err=1
-else
-    make clean > ../build/$F 2>&1
-    make html >> ../build/$F 2>&1
-    err=$?
-fi
+make clean > ../build/$F 2>&1
+make checkout html >> ../build/$F 2>&1
+err=$?
 update_status "Making doc" "$F" $start
 if [ $err != 0 ]; then
     NUM_FAILURES=1