Switched create back to idempotent, comment adjustments

Author: mderka

gcloud-java-core/src/main/java/com/google/cloud/BaseServiceException.java

@@ -110,12 +110,11 @@ public BaseServiceException(IOException exception, boolean idempotent) {
     String reason = null;
     String location = null;
     String debugInfo = null;
-    Error error = null;
     Boolean retryable = null;
     if (exception instanceof GoogleJsonResponseException) {
       GoogleJsonError jsonError = ((GoogleJsonResponseException) exception).getDetails();
       if (jsonError != null) {
-        error = new Error(jsonError.getCode(), reason(jsonError));
+        Error error = new Error(jsonError.getCode(), reason(jsonError));
         code = error.code;
         reason = error.reason;
         retryable = isRetryable(idempotent, error);

gcloud-java-dns/src/main/java/com/google/cloud/dns/spi/DefaultDnsRpc.java

@@ -61,7 +61,8 @@ public ManagedZone create(ManagedZone zone, Map<Option, ?> options) throws DnsEx
           .setFields(FIELDS.getString(options))
           .execute();
     } catch (IOException ex) {
-      throw translate(ex, false);
+      // todo this can cause misleading report of a failure, intended to be fixed within #924
+      throw translate(ex, true);
     }
   }