Add missing case statements

Change-Id: I956cdd7751e6f21accdb96cbd20e55dbc465629b
diff --git a/src/main/java/com/googlesource/gerrit/plugins/importer/AccountUtil.java b/src/main/java/com/googlesource/gerrit/plugins/importer/AccountUtil.java
index 90147a0..989410a 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/importer/AccountUtil.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/importer/AccountUtil.java
@@ -92,6 +92,13 @@
         case CLIENT_SSL_CERT_LDAP:
         case LDAP:
           return createAccountByLdapAndAddSshKeys(api, acc);
+        case CUSTOM_EXTENSION:
+        case DEVELOPMENT_BECOME_ANY_ACCOUNT:
+        case HTTP:
+        case LDAP_BIND:
+        case OAUTH:
+        case OPENID:
+        case OPENID_SSO:
         default:
           return createLocalUser(acc);
       }
diff --git a/src/main/java/com/googlesource/gerrit/plugins/importer/CompleteProjectImport.java b/src/main/java/com/googlesource/gerrit/plugins/importer/CompleteProjectImport.java
index 8d2c0f3..2a6438d 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/importer/CompleteProjectImport.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/importer/CompleteProjectImport.java
@@ -104,6 +104,12 @@
           case FAST_FORWARD:
           case FORCED:
             break;
+          case IO_FAILURE:
+          case LOCK_FAILURE:
+          case NOT_ATTEMPTED:
+          case REJECTED:
+          case REJECTED_CURRENT_BRANCH:
+          case RENAMED:
           default:
             throw new IOException(String.format(
                 "Failed to delete %s, RefUpdate.Result = %s", ref, result));
diff --git a/src/main/java/com/googlesource/gerrit/plugins/importer/GitFetchStep.java b/src/main/java/com/googlesource/gerrit/plugins/importer/GitFetchStep.java
index 2fc0f59..132a36c 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/importer/GitFetchStep.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/importer/GitFetchStep.java
@@ -77,6 +77,12 @@
         case FORCED:
         case NO_CHANGE:
           break;
+        case IO_FAILURE:
+        case LOCK_FAILURE:
+        case NOT_ATTEMPTED:
+        case REJECTED:
+        case REJECTED_CURRENT_BRANCH:
+        case RENAMED:
         default:
           throw new IOException(String.format(
               "Failed to update %s, RefUpdate.Result = %s", targetRef, result));
diff --git a/src/main/java/com/googlesource/gerrit/plugins/importer/ReplayRevisionsStep.java b/src/main/java/com/googlesource/gerrit/plugins/importer/ReplayRevisionsStep.java
index 070fe34..20559b6 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/importer/ReplayRevisionsStep.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/importer/ReplayRevisionsStep.java
@@ -180,6 +180,13 @@
       case FORCED:
       case FAST_FORWARD:
         return;
+      case IO_FAILURE:
+      case LOCK_FAILURE:
+      case NOT_ATTEMPTED:
+      case NO_CHANGE:
+      case REJECTED:
+      case REJECTED_CURRENT_BRANCH:
+      case RENAMED:
       default:
         throw new IOException(String.format(
             "Failed to create ref %s, RefUpdate.Result = %s", ref, result));