Delete PrometheusCustomizerProvider (#5811)

exporters/prometheus/src/main/java/io/opentelemetry/exporter/prometheus/internal/PrometheusCustomizerProvider.java

@@ -1,49 +0,0 @@
-/*
- * Copyright The OpenTelemetry Authors
- * SPDX-License-Identifier: Apache-2.0
- */
-
-package io.opentelemetry.exporter.prometheus.internal;
-
-import io.opentelemetry.exporter.prometheus.PrometheusHttpServer;
-import io.opentelemetry.exporter.prometheus.PrometheusHttpServerBuilder;
-import io.opentelemetry.sdk.autoconfigure.spi.AutoConfigurationCustomizer;
-import io.opentelemetry.sdk.autoconfigure.spi.AutoConfigurationCustomizerProvider;
-import io.opentelemetry.sdk.autoconfigure.spi.ConfigProperties;
-
-/**
- * SPI implementation for {@link PrometheusHttpServer}.
- *
- * <p>This class is internal and is hence not for public use. Its APIs are unstable and can change
- * at any time.
- */
-public class PrometheusCustomizerProvider implements AutoConfigurationCustomizerProvider {
-
-  @Override
-  public void customize(AutoConfigurationCustomizer autoConfiguration) {
-    autoConfiguration.addMeterProviderCustomizer(
-        (builder, config) -> {
-          boolean prometheusEnabled =
-              config.getList("otel.metrics.exporter").contains("prometheus");
-          if (prometheusEnabled) {
-            builder.registerMetricReader(configurePrometheusHttpServer(config));
-          }
-          return builder;
-        });
-  }
-
-  // Visible for test
-  static PrometheusHttpServer configurePrometheusHttpServer(ConfigProperties config) {
-    PrometheusHttpServerBuilder prometheusBuilder = PrometheusHttpServer.builder();
-
-    Integer port = config.getInt("otel.exporter.prometheus.port");
-    if (port != null) {
-      prometheusBuilder.setPort(port);
-    }
-    String host = config.getString("otel.exporter.prometheus.host");
-    if (host != null) {
-      prometheusBuilder.setHost(host);
-    }
-    return prometheusBuilder.build();
-  }
-}

exporters/prometheus/src/main/resources/META-INF/services/io.opentelemetry.sdk.autoconfigure.spi.AutoConfigurationCustomizerProvider

@@ -1 +0,0 @@
-io.opentelemetry.exporter.prometheus.internal.PrometheusCustomizerProvider