Code review comment for lp:~kdub/mir/connect-fallback-to-hwc-device

/mir/tests/unit-tests/graphics/android/test_hwc_device.cpp: In member function 'virtual void HwcDevice_resets_composition_type_with_prepare_Test::TestBody()':
/mir/tests/unit-tests/graphics/android/test_hwc_device.cpp:586:12: error: 'class mir::graphics::android::HwcDevice' has no member named 'render_gl_and_overlays'
     device.render_gl_and_overlays(stub_context, updated_list, [](mg::Renderable const&){});
            ^
/mir/tests/unit-tests/graphics/android/test_hwc_device.cpp:587:12: error: 'class mir::graphics::android::HwcDevice' has no member named 'render_gl_and_overlays'
     device.render_gl_and_overlays(stub_context, updated_list, [](mg::Renderable const&){});

Rebase required