Delete unused production code

Author: aednichols

database/sql/src/main/scala/cromwell/database/slick/MetadataSlickDatabase.scala

@@ -130,11 +130,6 @@ class MetadataSlickDatabase(originalDatabaseConfig: Config)
     } yield ()
   }
 
-  override def metadataEntryExists(workflowExecutionUuid: String)(implicit ec: ExecutionContext): Future[Boolean] = {
-    val action = dataAccess.metadataEntryExistsForWorkflowExecutionUuid(workflowExecutionUuid).result
-    runTransaction(action)
-  }
-
   override def metadataSummaryEntryExists(
     workflowExecutionUuid: String
   )(implicit ec: ExecutionContext): Future[Boolean] = {

database/sql/src/main/scala/cromwell/database/slick/tables/MetadataEntryComponent.scala

@@ -95,22 +95,6 @@ trait MetadataEntryComponent {
       }.size
     )
 
-  val metadataEntryExistsForWorkflowExecutionUuid = Compiled((workflowExecutionUuid: Rep[String]) =>
-    (for {
-      metadataEntry <- metadataEntries
-      if metadataEntry.workflowExecutionUuid === workflowExecutionUuid
-    } yield metadataEntry).exists
-  )
-
-  def metadataEntryExistsForWorkflowExecutionUuid(workflowId: Rep[String], key: Rep[String]): Rep[Boolean] =
-    metadataEntries
-      .filter(metadataEntry =>
-        metadataEntry.workflowExecutionUuid === workflowId &&
-          metadataEntry.metadataKey === key &&
-          metadataEntry.metadataValue.isDefined
-      )
-      .exists
-
   val metadataEntriesForWorkflowExecutionUuidAndMetadataKey =
     Compiled((workflowExecutionUuid: Rep[String], metadataKey: Rep[String]) =>
       (for {

database/sql/src/main/scala/cromwell/database/sql/MetadataSqlDatabase.scala

@@ -37,8 +37,6 @@ trait MetadataSqlDatabase extends SqlDatabase {
                          labelMetadataKey: String
   )(implicit ec: ExecutionContext): Future[Unit]
 
-  def metadataEntryExists(workflowExecutionUuid: String)(implicit ec: ExecutionContext): Future[Boolean]
-
   def metadataSummaryEntryExists(workflowExecutionUuid: String)(implicit ec: ExecutionContext): Future[Boolean]
 
   def queryMetadataEntries(workflowExecutionUuid: String, timeout: Duration)(implicit

services/src/main/scala/cromwell/services/metadata/impl/MetadataDatabaseAccess.scala

@@ -303,9 +303,6 @@ trait MetadataDatabaseAccess {
       _ map { case (id, labelsForId) => WorkflowId.fromString(id) -> labelsForId }
     }
 
-  def workflowWithIdExistsInMetadata(possibleWorkflowId: String)(implicit ec: ExecutionContext): Future[Boolean] =
-    metadataDatabaseInterface.metadataEntryExists(possibleWorkflowId)
-
   def workflowWithIdExistsInMetadataSummaries(possibleWorkflowId: String)(implicit
     ec: ExecutionContext
   ): Future[Boolean] =