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/*
* Copyright (C) 2015 The Android Open Source Project
*
* 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.
*/
//
// Protocol buffer for Chrome UMA (User Metrics Analysis).
//
// Note: this protobuf must be compatible with the one in chromium.
syntax = "proto2";
option optimize_for = LITE_RUNTIME;
option java_outer_classname = "ChromeUserMetricsExtensionProtos";
option java_package = "org.chromium.components.metrics";
package metrics;
import "system/core/metricsd/uploader/proto/histogram_event.proto";
import "system/core/metricsd/uploader/proto/system_profile.proto";
import "system/core/metricsd/uploader/proto/user_action_event.proto";
// Next tag: 13
message ChromeUserMetricsExtension {
// The product (i.e. end user application) for a given UMA log.
enum Product {
// Google Chrome product family.
CHROME = 0;
}
// The product corresponding to this log. The field type is int32 instead of
// Product so that downstream users of the Chromium metrics component can
// introduce products without needing to make changes to the Chromium code
// (though they still need to add the new product to the server-side enum).
// Note: The default value is Chrome, so Chrome products will not transmit
// this field.
optional int32 product = 10 [default = 0];
// The id of the client install that generated these events.
//
// For Chrome clients, this id is unique to a top-level (one level above the
// "Default" directory) Chrome user data directory [1], and so is shared among
// all Chrome user profiles contained in this user data directory.
// An id of 0 is reserved for test data (monitoring and internal testing) and
// should normally be ignored in analysis of the data.
// [1] http://www.chromium.org/user-experience/user-data-directory
optional fixed64 client_id = 1;
// The session id for this user.
// Values such as tab ids are only meaningful within a particular session.
// The client keeps track of the session id and sends it with each event.
// The session id is simply an integer that is incremented each time the user
// relaunches Chrome.
optional int32 session_id = 2;
// Information about the user's browser and system configuration.
optional SystemProfileProto system_profile = 3;
// This message will log one or more of the following event types:
repeated UserActionEventProto user_action_event = 4;
repeated HistogramEventProto histogram_event = 6;
}
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