Updates for new method in ServiceInstance

See spring-cloud/spring-cloud-commons#1604

Author: spencergibb

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

@@ -22,7 +22,6 @@
 
 import com.netflix.appinfo.InstanceInfo;
 
-import org.springframework.cloud.client.DefaultServiceInstance;
 import org.springframework.cloud.client.ServiceInstance;
 import org.springframework.core.style.ToStringCreator;
 import org.springframework.util.Assert;
@@ -81,7 +80,7 @@ public boolean isSecure() {
 
 	@Override
 	public URI getUri() {
-		return DefaultServiceInstance.getUri(this);
+		return ServiceInstance.createUri(this);
 	}
 
 	@Override

spring-cloud-netflix-eureka-client/src/main/java/org/springframework/cloud/netflix/eureka/serviceregistry/EurekaRegistration.java

@@ -32,7 +32,7 @@
 import org.springframework.aop.framework.Advised;
 import org.springframework.aop.support.AopUtils;
 import org.springframework.beans.factory.ObjectProvider;
-import org.springframework.cloud.client.DefaultServiceInstance;
+import org.springframework.cloud.client.ServiceInstance;
 import org.springframework.cloud.client.serviceregistry.Registration;
 import org.springframework.cloud.netflix.eureka.CloudEurekaClient;
 import org.springframework.cloud.netflix.eureka.CloudEurekaInstanceConfig;
@@ -102,7 +102,7 @@ public boolean isSecure() {
 
 	@Override
 	public URI getUri() {
-		return DefaultServiceInstance.getUri(this);
+		return ServiceInstance.createUri(this);
 	}
 
 	@Override