package/libv4l: remove qt support

Now that Qt4 is removed, the support in libv4l can be removed as well.

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>

package/libv4l/libv4l.mk

@@ -73,9 +73,6 @@ LIBV4L_CONF_ENV += \
 ifeq ($(BR2_PACKAGE_QT5_VERSION_LATEST),y)
 LIBV4L_CONF_ENV += CXXFLAGS="$(TARGET_CXXFLAGS) -std=c++11"
 endif
-else ifeq ($(BR2_PACKAGE_QT_OPENGL_GL_DESKTOP),y)
-LIBV4L_CONF_OPTS += --enable-qv4l2
-LIBV4L_DEPENDENCIES += qt
 else
 LIBV4L_CONF_OPTS += --disable-qv4l2
 endif