Don't use deprecated constructor.

Eliminates a legacy use of a static singleton. This will help allow multiple registrations.

spring-cloud-netflix-eureka-client/src/main/java/org/springframework/cloud/netflix/ribbon/eureka/EurekaRibbonClientConfiguration.java

@@ -17,7 +17,9 @@
 package org.springframework.cloud.netflix.ribbon.eureka;
 
 import javax.annotation.PostConstruct;
+import javax.inject.Provider;
 
+import com.netflix.discovery.EurekaClient;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
@@ -89,9 +91,9 @@ public class EurekaRibbonClientConfiguration {
 
 	@Bean
 	@ConditionalOnMissingBean
-	public ServerList<?> ribbonServerList(IClientConfig config) {
+	public ServerList<?> ribbonServerList(IClientConfig config, Provider<EurekaClient> eurekaClientProvider) {
 		DiscoveryEnabledNIWSServerList discoveryServerList = new DiscoveryEnabledNIWSServerList(
-				config);
+				config, eurekaClientProvider);
 		DomainExtractingServerList serverList = new DomainExtractingServerList(
 				discoveryServerList, config, this.approximateZoneFromHostname);
 		return serverList;

spring-cloud-netflix-eureka-client/src/test/java/org/springframework/cloud/netflix/ribbon/eureka/RibbonClientPreprocessorIntegrationTests.java

@@ -16,8 +16,10 @@
 
 package org.springframework.cloud.netflix.ribbon.eureka;
 
+import com.netflix.discovery.EurekaClient;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.mockito.Mockito;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.autoconfigure.PropertyPlaceholderAutoConfiguration;
 import org.springframework.boot.test.SpringApplicationConfiguration;
@@ -92,6 +94,10 @@ public class RibbonClientPreprocessorIntegrationTests {
 			ArchaiusAutoConfiguration.class, RibbonAutoConfiguration.class,
 			RibbonEurekaAutoConfiguration.class })
 	protected static class TestConfiguration {
+		@Bean
+		EurekaClient eurekaClient() {
+			return Mockito.mock(EurekaClient.class);
+		}
 	}
 
 	@Configuration