Change Cronet's "disable_ipv6" to "disable_ipv6_on_wifi"

net/dns/host_resolver.h

Index: net/dns/host_resolver.h
diff --git a/net/dns/host_resolver.h b/net/dns/host_resolver.h
index 33cdd34e7200a59b7a5b25dbefbde49a6ca36ce9..c237f595372860780b21b1f0f8d2a959927ea1a0 100644
--- a/net/dns/host_resolver.h
+++ b/net/dns/host_resolver.h
@@ -221,6 +221,11 @@ class NET_EXPORT HostResolver {
   virtual void SetDefaultAddressFamily(AddressFamily address_family);
   virtual AddressFamily GetDefaultAddressFamily() const;
 
+  // Sets the HostResolver to assume that IPv6 is unreachable when on a wifi
+  // connection. See http://crbug.com/696569 for further context.

[pauljensen, 2017/04/13 17:17:01]

nit:https

[mgersh, 2017/04/13 19:07:20]

Done.

+  virtual void SetNoIPv6OnWifi();

[pauljensen, 2017/04/13 17:17:01]

This should probably take a bool.  Calling it "enabled" may be quite confusing;
perhaps "no_ipv6_on_wifi"

[mgersh, 2017/04/13 19:07:20]

Done.

+  virtual bool GetNoIPv6OnWifi();
+
   // Creates a HostResolver implementation that queries the underlying system.
   // (Except if a unit-test has changed the global HostResolverProc using
   // ScopedHostResolverProc to intercept requests to the system).