Migrate Local Discovery from net::IPAddressNumber to net::IPAddress.

chrome/common/local_discovery/local_domain_resolver_unittest.cc

Index: chrome/common/local_discovery/local_domain_resolver_unittest.cc
diff --git a/chrome/common/local_discovery/local_domain_resolver_unittest.cc b/chrome/common/local_discovery/local_domain_resolver_unittest.cc
index f34ff2db7d4d52f78ffe005eb3ec5c6786a20dd2..07af78aa6b3a2d8f68805f47fc6343605613bb66 100644
--- a/chrome/common/local_discovery/local_domain_resolver_unittest.cc
+++ b/chrome/common/local_discovery/local_domain_resolver_unittest.cc
@@ -67,14 +67,15 @@ class LocalDomainResolverTest : public testing::Test {
     mdns_client_.StartListening(&socket_factory_);
   }
 
-  std::string IPAddressToStringWithEmpty(const net::IPAddressNumber& address) {
-    if (address.empty()) return "";
-    return net::IPAddressToString(address);
+  std::string IPAddressToStringWithEmpty(const net::IPAddress& address) {
+    if (!address.IsIPv4() && !address.IsIPv6())

[eroman, 2015/12/21 20:47:33]

!IsValid()

[martijnc, 2016/01/27 22:50:52]

Done.

+      return "";
+    return address.ToString();
   }
 
   void AddressCallback(bool resolved,
-                       const net::IPAddressNumber& address_ipv4,
-                       const net::IPAddressNumber& address_ipv6) {
+                       const net::IPAddress& address_ipv4,
+                       const net::IPAddress& address_ipv6) {
       AddressCallbackInternal(resolved,
                               IPAddressToStringWithEmpty(address_ipv4),
                               IPAddressToStringWithEmpty(address_ipv6));