Snap for 7553867 from 02fb274a to sc-release

    static constexpr uint32_t kMaxPasses = 4;

    // To avoid downscaling artifacts, we interpolate the blurred fbo with the full composited

    // image, up to this radius.

    static constexpr float kMaxCrossFadeRadius = 30.0f;

    static constexpr float kMaxCrossFadeRadius = 10.0f;

    explicit BlurFilter();

    virtual ~BlurFilter(){};