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+// Copyright 2018 Google LLC.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+syntax = "proto3";
+
+package google.ads.googleads.v0.enums;
+
+option csharp_namespace = "Google.Ads.GoogleAds.V0.Enums";
+option go_package = "google.golang.org/genproto/googleapis/ads/googleads/v0/enums;enums";
+option java_multiple_files = true;
+option java_outer_classname = "CallPlaceholderFieldProto";
+option java_package = "com.google.ads.googleads.v0.enums";
+option objc_class_prefix = "GAA";
+option php_namespace = "Google\\Ads\\GoogleAds\\V0\\Enums";
+option ruby_package = "Google::Ads::GoogleAds::V0::Enums";
+
+// Proto file describing Call placeholder fields.
+
+// Values for Call placeholder fields.
+message CallPlaceholderFieldEnum {
+ // Possible values for Call placeholder fields.
+ enum CallPlaceholderField {
+ // Not specified.
+ UNSPECIFIED = 0;
+
+ // Used for return value only. Represents value unknown in this version.
+ UNKNOWN = 1;
+
+ // Data Type: STRING. The advertiser's phone number to append to the ad.
+ PHONE_NUMBER = 2;
+
+ // Data Type: STRING. Uppercase two-letter country code of the advertiser's
+ // phone number.
+ COUNTRY_CODE = 3;
+
+ // Data Type: BOOLEAN. Indicates whether call tracking is enabled. Default:
+ // true.
+ TRACKED = 4;
+
+ // Data Type: INT64. The ID of an AdCallMetricsConversion object. This
+ // object contains the phoneCallDurationfield which is the minimum duration
+ // (in seconds) of a call to be considered a conversion.
+ CONVERSION_TYPE_ID = 5;
+
+ // Data Type: STRING. Indicates whether this call extension uses its own
+ // call conversion setting or follows the account level setting.
+ // Valid values are: USE_ACCOUNT_LEVEL_CALL_CONVERSION_ACTION and
+ // USE_RESOURCE_LEVEL_CALL_CONVERSION_ACTION.
+ CONVERSION_REPORTING_STATE = 6;
+ }
+}