Make all but one field on RegistryConfig static

The next step will be to get rid of RegistryConfig descendants and RegistryConfigLoader entirely.

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=143812815

java/google/registry/config/ProductionRegistryConfigExample.java

@@ -15,14 +15,9 @@
 package google.registry.config;
 
 import static com.google.common.base.Preconditions.checkNotNull;
-import static google.registry.config.ConfigUtils.makeUrl;
-import static org.joda.time.Duration.standardDays;
 
 import com.google.common.base.Optional;
-import com.google.common.net.HostAndPort;
-import java.net.URL;
 import javax.annotation.concurrent.Immutable;
-import org.joda.time.Duration;
 
 /**
  * Default production configuration for global constants that can't be injected.
@@ -34,15 +29,9 @@ import org.joda.time.Duration;
 @Immutable
 public final class ProductionRegistryConfigExample extends RegistryConfig {
 
+  @SuppressWarnings("unused")
   private final RegistryEnvironment environment;
 
-  private static final String RESERVED_TERMS_EXPORT_DISCLAIMER = ""
-      + "# This list contains reserve terms for the TLD. Other terms may be reserved\n"
-      + "# but not included in this list, including terms EXAMPLE REGISTRY chooses not\n"
-      + "# to publish, and terms that ICANN commonly mandates to be reserved. This\n"
-      + "# list is subject to change and the most up-to-date source is always to\n"
-      + "# check availability directly with the Registry server.\n";
-
   public ProductionRegistryConfigExample(RegistryEnvironment environment) {
     this.environment = checkNotNull(environment);
   }
@@ -51,50 +40,4 @@ public final class ProductionRegistryConfigExample extends RegistryConfig {
   public Optional<String> getECatcherAddress() {
     throw new UnsupportedOperationException();  // n/a
   }
-
-  @Override
-  public HostAndPort getServer() {
-    switch (environment) {
-      case LOCAL:
-        return HostAndPort.fromParts("localhost", 8080);
-      default:
-        return HostAndPort.fromParts(
-            String.format("tools-dot-%s.appspot.com", getProjectId()), 443);
-    }
-  }
-
-  @Override
-  public String getReservedTermsExportDisclaimer() {
-    return RESERVED_TERMS_EXPORT_DISCLAIMER;
-  }
-
-  @Override
-  public String getRegistrarDefaultWhoisServer() {
-    return "whois.nic.registry.example";
-  }
-
-  @Override
-  public URL getRegistrarDefaultReferralUrl() {
-    return makeUrl("https://www.registry.example");
-  }
-
-  @Override
-  public int getEppResourceIndexBucketCount() {
-    return 997;
-  }
-
-  @Override
-  public Duration getBaseOfyRetryDuration() {
-    return Duration.millis(100);
-  }
-
-  @Override
-  public Duration getContactAutomaticTransferLength() {
-    return standardDays(5);
-  }
-
-  @Override
-  public String getCheckApiServletRegistrarClientId() {
-    return "TheRegistrar";
-  }
 }