Merge "Increase tolerance for ChildLayerTest, ChildLayerAlpha"

    {

        mCapture = screenshot();

        // Child and BG blended.

        mCapture->checkPixel(0, 0, 127, 127, 0);

        // Child and BG blended. See b/175352694 for tolerance.

        mCapture->expectColor(Rect(0, 0, 1, 1), Color{127, 127, 0, 255}, 1);

    }

    asTransaction([&](Transaction& t) { t.setAlpha(mFGSurfaceControl, 0.5); });

    {

        mCapture = screenshot();

        // Child and BG blended.

        mCapture->checkPixel(0, 0, 95, 64, 95);

        // Child and BG blended. See b/175352694 for tolerance.

        mCapture->expectColor(Rect(0, 0, 1, 1), Color{95, 64, 95, 255}, 1);

    }

}