diff --git a/ConfidentialComputing/src/V1/TokenOptions/AwsPrincipalTagsOptions.php b/ConfidentialComputing/src/V1/TokenOptions/AwsPrincipalTagsOptions.php
deleted file mode 100644
index de689d56b049..000000000000
--- a/ConfidentialComputing/src/V1/TokenOptions/AwsPrincipalTagsOptions.php
+++ /dev/null
@@ -1,78 +0,0 @@
-<?php
-# Generated by the protocol buffer compiler.  DO NOT EDIT!
-# source: google/cloud/confidentialcomputing/v1/service.proto
-
-namespace Google\Cloud\ConfidentialComputing\V1\TokenOptions;
-
-use Google\Protobuf\Internal\GPBType;
-use Google\Protobuf\Internal\RepeatedField;
-use Google\Protobuf\Internal\GPBUtil;
-
-/**
- * Token options that only apply to the AWS Principal Tags token type.
- *
- * Generated from protobuf message <code>google.cloud.confidentialcomputing.v1.TokenOptions.AwsPrincipalTagsOptions</code>
- */
-class AwsPrincipalTagsOptions extends \Google\Protobuf\Internal\Message
-{
-    /**
-     * Optional. Principal tags to allow in the token.
-     *
-     * Generated from protobuf field <code>.google.cloud.confidentialcomputing.v1.TokenOptions.AwsPrincipalTagsOptions.AllowedPrincipalTags allowed_principal_tags = 1 [(.google.api.field_behavior) = OPTIONAL];</code>
-     */
-    protected $allowed_principal_tags = null;
-
-    /**
-     * Constructor.
-     *
-     * @param array $data {
-     *     Optional. Data for populating the Message object.
-     *
-     *     @type \Google\Cloud\ConfidentialComputing\V1\TokenOptions\AwsPrincipalTagsOptions\AllowedPrincipalTags $allowed_principal_tags
-     *           Optional. Principal tags to allow in the token.
-     * }
-     */
-    public function __construct($data = NULL) {
-        \GPBMetadata\Google\Cloud\Confidentialcomputing\V1\Service::initOnce();
-        parent::__construct($data);
-    }
-
-    /**
-     * Optional. Principal tags to allow in the token.
-     *
-     * Generated from protobuf field <code>.google.cloud.confidentialcomputing.v1.TokenOptions.AwsPrincipalTagsOptions.AllowedPrincipalTags allowed_principal_tags = 1 [(.google.api.field_behavior) = OPTIONAL];</code>
-     * @return \Google\Cloud\ConfidentialComputing\V1\TokenOptions\AwsPrincipalTagsOptions\AllowedPrincipalTags|null
-     */
-    public function getAllowedPrincipalTags()
-    {
-        return $this->allowed_principal_tags;
-    }
-
-    public function hasAllowedPrincipalTags()
-    {
-        return isset($this->allowed_principal_tags);
-    }
-
-    public function clearAllowedPrincipalTags()
-    {
-        unset($this->allowed_principal_tags);
-    }
-
-    /**
-     * Optional. Principal tags to allow in the token.
-     *
-     * Generated from protobuf field <code>.google.cloud.confidentialcomputing.v1.TokenOptions.AwsPrincipalTagsOptions.AllowedPrincipalTags allowed_principal_tags = 1 [(.google.api.field_behavior) = OPTIONAL];</code>
-     * @param \Google\Cloud\ConfidentialComputing\V1\TokenOptions\AwsPrincipalTagsOptions\AllowedPrincipalTags $var
-     * @return $this
-     */
-    public function setAllowedPrincipalTags($var)
-    {
-        GPBUtil::checkMessage($var, \Google\Cloud\ConfidentialComputing\V1\TokenOptions\AwsPrincipalTagsOptions\AllowedPrincipalTags::class);
-        $this->allowed_principal_tags = $var;
-
-        return $this;
-    }
-
-}
-
-
diff --git a/ConfidentialComputing/src/V1/TokenOptions/AwsPrincipalTagsOptions/AllowedPrincipalTags.php b/ConfidentialComputing/src/V1/TokenOptions/AwsPrincipalTagsOptions/AllowedPrincipalTags.php
deleted file mode 100644
index 04c28cdabeff..000000000000
--- a/ConfidentialComputing/src/V1/TokenOptions/AwsPrincipalTagsOptions/AllowedPrincipalTags.php
+++ /dev/null
@@ -1,79 +0,0 @@
-<?php
-# Generated by the protocol buffer compiler.  DO NOT EDIT!
-# source: google/cloud/confidentialcomputing/v1/service.proto
-
-namespace Google\Cloud\ConfidentialComputing\V1\TokenOptions\AwsPrincipalTagsOptions;
-
-use Google\Protobuf\Internal\GPBType;
-use Google\Protobuf\Internal\RepeatedField;
-use Google\Protobuf\Internal\GPBUtil;
-
-/**
- * Allowed principal tags is used to define what principal tags will be
- * placed in the token.
- *
- * Generated from protobuf message <code>google.cloud.confidentialcomputing.v1.TokenOptions.AwsPrincipalTagsOptions.AllowedPrincipalTags</code>
- */
-class AllowedPrincipalTags extends \Google\Protobuf\Internal\Message
-{
-    /**
-     * Optional. Container image signatures allowed in the token.
-     *
-     * Generated from protobuf field <code>.google.cloud.confidentialcomputing.v1.TokenOptions.AwsPrincipalTagsOptions.AllowedPrincipalTags.ContainerImageSignatures container_image_signatures = 1 [(.google.api.field_behavior) = OPTIONAL];</code>
-     */
-    protected $container_image_signatures = null;
-
-    /**
-     * Constructor.
-     *
-     * @param array $data {
-     *     Optional. Data for populating the Message object.
-     *
-     *     @type \Google\Cloud\ConfidentialComputing\V1\TokenOptions\AwsPrincipalTagsOptions\AllowedPrincipalTags\ContainerImageSignatures $container_image_signatures
-     *           Optional. Container image signatures allowed in the token.
-     * }
-     */
-    public function __construct($data = NULL) {
-        \GPBMetadata\Google\Cloud\Confidentialcomputing\V1\Service::initOnce();
-        parent::__construct($data);
-    }
-
-    /**
-     * Optional. Container image signatures allowed in the token.
-     *
-     * Generated from protobuf field <code>.google.cloud.confidentialcomputing.v1.TokenOptions.AwsPrincipalTagsOptions.AllowedPrincipalTags.ContainerImageSignatures container_image_signatures = 1 [(.google.api.field_behavior) = OPTIONAL];</code>
-     * @return \Google\Cloud\ConfidentialComputing\V1\TokenOptions\AwsPrincipalTagsOptions\AllowedPrincipalTags\ContainerImageSignatures|null
-     */
-    public function getContainerImageSignatures()
-    {
-        return $this->container_image_signatures;
-    }
-
-    public function hasContainerImageSignatures()
-    {
-        return isset($this->container_image_signatures);
-    }
-
-    public function clearContainerImageSignatures()
-    {
-        unset($this->container_image_signatures);
-    }
-
-    /**
-     * Optional. Container image signatures allowed in the token.
-     *
-     * Generated from protobuf field <code>.google.cloud.confidentialcomputing.v1.TokenOptions.AwsPrincipalTagsOptions.AllowedPrincipalTags.ContainerImageSignatures container_image_signatures = 1 [(.google.api.field_behavior) = OPTIONAL];</code>
-     * @param \Google\Cloud\ConfidentialComputing\V1\TokenOptions\AwsPrincipalTagsOptions\AllowedPrincipalTags\ContainerImageSignatures $var
-     * @return $this
-     */
-    public function setContainerImageSignatures($var)
-    {
-        GPBUtil::checkMessage($var, \Google\Cloud\ConfidentialComputing\V1\TokenOptions\AwsPrincipalTagsOptions\AllowedPrincipalTags\ContainerImageSignatures::class);
-        $this->container_image_signatures = $var;
-
-        return $this;
-    }
-
-}
-
-
diff --git a/ConfidentialComputing/src/V1/TokenOptions/AwsPrincipalTagsOptions/AllowedPrincipalTags/ContainerImageSignatures.php b/ConfidentialComputing/src/V1/TokenOptions/AwsPrincipalTagsOptions/AllowedPrincipalTags/ContainerImageSignatures.php
deleted file mode 100644
index 6b3eae1fd2e7..000000000000
--- a/ConfidentialComputing/src/V1/TokenOptions/AwsPrincipalTagsOptions/AllowedPrincipalTags/ContainerImageSignatures.php
+++ /dev/null
@@ -1,77 +0,0 @@
-<?php
-# Generated by the protocol buffer compiler.  DO NOT EDIT!
-# source: google/cloud/confidentialcomputing/v1/service.proto
-
-namespace Google\Cloud\ConfidentialComputing\V1\TokenOptions\AwsPrincipalTagsOptions\AllowedPrincipalTags;
-
-use Google\Protobuf\Internal\GPBType;
-use Google\Protobuf\Internal\RepeatedField;
-use Google\Protobuf\Internal\GPBUtil;
-
-/**
- * Allowed Container Image Signatures. Key IDs are required to allow this
- * claim to fit within the narrow AWS IAM restrictions.
- *
- * Generated from protobuf message <code>google.cloud.confidentialcomputing.v1.TokenOptions.AwsPrincipalTagsOptions.AllowedPrincipalTags.ContainerImageSignatures</code>
- */
-class ContainerImageSignatures extends \Google\Protobuf\Internal\Message
-{
-    /**
-     * Optional. List of key ids to filter into the Principal tags. Only
-     * keys that have been validated and added to the token will be filtered
-     * into principal tags. Unrecognized key ids will be ignored.
-     *
-     * Generated from protobuf field <code>repeated string key_ids = 1 [(.google.api.field_behavior) = OPTIONAL];</code>
-     */
-    private $key_ids;
-
-    /**
-     * Constructor.
-     *
-     * @param array $data {
-     *     Optional. Data for populating the Message object.
-     *
-     *     @type array<string>|\Google\Protobuf\Internal\RepeatedField $key_ids
-     *           Optional. List of key ids to filter into the Principal tags. Only
-     *           keys that have been validated and added to the token will be filtered
-     *           into principal tags. Unrecognized key ids will be ignored.
-     * }
-     */
-    public function __construct($data = NULL) {
-        \GPBMetadata\Google\Cloud\Confidentialcomputing\V1\Service::initOnce();
-        parent::__construct($data);
-    }
-
-    /**
-     * Optional. List of key ids to filter into the Principal tags. Only
-     * keys that have been validated and added to the token will be filtered
-     * into principal tags. Unrecognized key ids will be ignored.
-     *
-     * Generated from protobuf field <code>repeated string key_ids = 1 [(.google.api.field_behavior) = OPTIONAL];</code>
-     * @return \Google\Protobuf\Internal\RepeatedField
-     */
-    public function getKeyIds()
-    {
-        return $this->key_ids;
-    }
-
-    /**
-     * Optional. List of key ids to filter into the Principal tags. Only
-     * keys that have been validated and added to the token will be filtered
-     * into principal tags. Unrecognized key ids will be ignored.
-     *
-     * Generated from protobuf field <code>repeated string key_ids = 1 [(.google.api.field_behavior) = OPTIONAL];</code>
-     * @param array<string>|\Google\Protobuf\Internal\RepeatedField $var
-     * @return $this
-     */
-    public function setKeyIds($var)
-    {
-        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::STRING);
-        $this->key_ids = $arr;
-
-        return $this;
-    }
-
-}
-
-