net: enable DnsRRResolver on Windows

(Note that this code was developed by try-server so if something appears
to be terribly wrong, it probably is.)

BUG=none
TEST=net_unittests

http://codereview.chromium.org/6180001

git-svn-id: http://src.chromium.org/svn/trunk/src/build@71349 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

common.gypi

@@ -1385,6 +1385,7 @@
           'VCLinkerTool': {
             'AdditionalDependencies': [
               'wininet.lib',
+              'dnsapi.lib',
               'version.lib',
               'msimg32.lib',
               'ws2_32.lib',