Merge "Add global frame histograms into SF atoms"

    // of this pull. If this number grows prohibitively large, then this can

    // cause jank due to resource contention.

    optional int32 event_connection_count = 6;

    // Set of timings measured from when SurfaceFlinger began compositing a

    // frame, until the frame was requested to be presented to the display. This

    // measures SurfaceFlinger's total CPU walltime on the critical path per

    // frame.

    optional FrameTimingHistogram frame_duration = 7

        [(android.os.statsd.log_mode) = MODE_BYTES];

    // Set of timings measured from when SurfaceFlinger first began using the

    // GPU to composite a frame, until the GPU has finished compositing that

    // frame. This measures the total additional time SurfaceFlinger needed to

    // perform due to falling back into GPU composition.

    optional FrameTimingHistogram render_engine_timing = 8

        [(android.os.statsd.log_mode) = MODE_BYTES];

}

/**