test: fixes instanceinfo test

Due to master merge the compilation was failing. Fixes the builder construction here.

Author: thiagotnunes

google-cloud-spanner/src/test/java/com/google/cloud/spanner/InstanceInfoTest.java

@@ -31,10 +31,11 @@ public class InstanceInfoTest {
 
  @Test
  public void testEmptyBuilder() {
- InstanceInfo.Builder builder = new InstanceInfo.Builder();
+ InstanceId id = InstanceId.of("test-project", "test-instance");
+ InstanceInfo.Builder builder = InstanceInfo.newBuilder(id);
  InstanceInfo info = builder.build();
  assertNull(info.getDisplayName());
- assertNull(info.getId());
+ assertEquals(InstanceId.of("test-project", "test-instance"),info.getId());
  assertNull(info.getInstanceConfigId());
  assertNull(info.getState());
  assertEquals(0, info.getNodeCount());
@@ -47,7 +48,7 @@ public void testBuildInstanceInfo() {
  InstanceId id = new InstanceId("test-project", "test-instance");
  InstanceConfigId configId = new InstanceConfigId("test-project", "test-instance-config");
  InstanceInfo info =
- new InstanceInfo.Builder(id)
+ InstanceInfo.newBuilder(id)
  .setInstanceConfigId(configId)
  .setDisplayName("test instance")
  .setNodeCount(1)
@@ -79,7 +80,7 @@ public void testToBuilder() {
  InstanceId id = new InstanceId("test-project", "test-instance");
  InstanceConfigId configId = new InstanceConfigId("test-project", "test-instance-config");
  InstanceInfo info =
- new InstanceInfo.Builder(id)
+ InstanceInfo.newBuilder(id)
  .setInstanceConfigId(configId)
  .setDisplayName("test instance")
  .setNodeCount(1)
@@ -106,7 +107,7 @@ public void testEquals() {
  InstanceConfigId configId2 = new InstanceConfigId("test-project", "other-test-instance-config");
 
  InstanceInfo instance =
- new InstanceInfo.Builder(id)
+ InstanceInfo.newBuilder(id)
  .setInstanceConfigId(configId1)
  .setDisplayName("test instance")
  .setNodeCount(1)
@@ -116,7 +117,7 @@ public void testEquals() {
  .addLabel("region", "us")
  .build();
  InstanceInfo instance2 =
- new InstanceInfo.Builder(id)
+ InstanceInfo.newBuilder(id)
  .setInstanceConfigId(configId1)
  .setDisplayName("test instance")
  .setNodeCount(1)
@@ -126,7 +127,7 @@ public void testEquals() {
  .addLabel("env", "prod")
  .build();
  InstanceInfo instance3 =
- new InstanceInfo.Builder(id)
+ InstanceInfo.newBuilder(id)
  .setInstanceConfigId(configId2)
  .setDisplayName("other test instance")
  .setNodeCount(1)