A set of different variables are used to hold dependencies. However,
no individual use of them is done.
This patch removes these variables and holds their objects directly
in the array of dependencies.
https://bugzilla.gnome.org/show_bug.cgi?id=792948
Following the meson porting guidelines, this patch renames the build
options. The list of changes is as follows:
- Remove the with prefix from string options.
- The character separator from multi-word options has been changed
to underscore.
It also changes the introspection and static meson variables to be
consistent with the one used for alsa.
https://bugzilla.gnome.org/show_bug.cgi?id=792948
ALSA support is not mandatory for libgnome-volume-control, but it
can not be made optional.
This patch makes the ALSA support optional by using an option.
https://bugzilla.gnome.org/show_bug.cgi?id=792919
The defines are only relevant for compiling libgvc itself, not for
any consumers of the library. In fact, setting G_LOG_DOMAIN is
likely to conflict with the log domain defined by the including
project ...
