Manually merge 885aca1b to aosp-master

        BluetoothBondStateChanged bluetooth_bond_state_changed = 165;

        BluetoothClassicPairingEventReported bluetooth_classic_pairing_event_reported = 166;

        BluetoothSmpPairingEventReported bluetooth_smp_pairing_event_reported = 167;

        ProcessStartTime process_start_time = 169;

        BluetoothSocketConnectionStateChanged bluetooth_socket_connection_state_changed = 171;

    }

    optional string package_name = 3;

}

/*

* Logs number of milliseconds it takes to start a process.

* The definition of app process start time is from the app launch time to

* the time that Zygote finished forking the app process and loaded the

* application package's java classes.

* This metric is different from AppStartOccurred which is for foreground

* activity only.

* ProcessStartTime can report all processes (both foreground and background)

* start time.

*

* Logged from:

*   frameworks/base/services/core/java/com/android/server/am/ActivityManagerService.java

*/

message ProcessStartTime {

    // The uid of the ProcessRecord.

    optional int32 uid = 1 [(is_uid) = true];

    // The process pid.

    optional int32 pid = 2;

    // The process name.

    // Usually package name, "system" for system server.

    // Provided by ActivityManagerService.

    optional string process_name = 3;

    enum StartType {

        UNKNOWN = 0;

        WARM = 1;

        HOT = 2;

        COLD = 3;

    }

    // The start type.

    optional StartType type = 4;

    // The elapsed realtime at the start of the process.

    optional int64 process_start_time_millis = 5;

    // Number of milliseconds it takes to reach bind application.

    optional int32 bind_application_delay_millis = 6;

    // Number of milliseconds it takes to finish start of the process.

    optional int32 process_start_delay_millis = 7;

    // hostingType field in ProcessRecord, the component type such as "activity",

    // "service", "content provider", "broadcast" or other strings.

    optional string hosting_type = 8;

    // hostingNameStr field in ProcessRecord. The component class name that runs

    // in this process.

    optional string hosting_name = 9;

}

        // next app record if we are emulating process with anonymous threads.

        ProcessRecord app;

        long startTime = SystemClock.uptimeMillis();

        long bindApplicationTimeMillis;

        if (pid != MY_PID && pid >= 0) {

            synchronized (mPidsSelfLocked) {

                app = mPidsSelfLocked.get(pid);

            }

            checkTime(startTime, "attachApplicationLocked: immediately before bindApplication");

            bindApplicationTimeMillis = SystemClock.elapsedRealtime();

            mStackSupervisor.getActivityMetricsLogger().notifyBindApplication(app);

            if (app.isolatedEntryPoint != null) {

                // This is an isolated process which should just call an entry point instead of

            checkTime(startTime, "attachApplicationLocked: after updateOomAdjLocked");

        }

        StatsLog.write(

                StatsLog.PROCESS_START_TIME,

                app.info.uid,

                app.pid,

                app.info.packageName,

                StatsLog.PROCESS_START_TIME__TYPE__COLD,

                app.startTime,

                (int) (bindApplicationTimeMillis - app.startTime),

                (int) (SystemClock.elapsedRealtime() - app.startTime),

                app.hostingType,

                (app.hostingNameStr != null ? app.hostingNameStr : ""));

        return true;

    }