[calls] doc: meson: Get rid of redundant if block

[Evangelos Ribeiro Tzaras <devrtz src gnome org>]

commit 3f2481bda9bf9464f4431504b4562dd48219ac01
Author: Evangelos Ribeiro Tzaras <devrtz fortysixandtwo eu>
Date:   Sun Feb 6 02:15:04 2022 +0100

    doc: meson: Get rid of redundant if block
    
    We already check at the very top if the 'gtk_doc' option is used, so let's drop
    it here.

 doc/meson.build | 28 +++++++++++++---------------
 1 file changed, 13 insertions(+), 15 deletions(-)
---
diff --git a/doc/meson.build b/doc/meson.build
index 2daf99cc..d7d728a6 100644
--- a/doc/meson.build
+++ b/doc/meson.build
@@ -6,21 +6,19 @@ glib_prefix = dependency('glib-2.0').get_variable(pkgconfig : 'prefix')
 glib_docpath = join_paths(glib_prefix, 'share', 'gtk-doc', 'html')
 docpath = join_paths(get_option('datadir'), 'gtk-doc', 'html')
 
-if get_option('gtk_doc')
-  # only build the shared library for gtk-doc
-  calls_vala_doc_lib = library('calls-vala-doc',
-                               calls_vala_sources,
-                               dependencies: calls_vala_deps)
-  calls_doc_lib = library('calls-doc',
-                          [calls_sources, gdbofono_src],
-                          include_directories: calls_includes,
-                          link_with: calls_vala_doc_lib,
-                          dependencies: calls_deps)
-  calls_doc_deps = declare_dependency(sources: [calls_sources, calls_vala_sources],
-                                      include_directories: calls_includes,
-                                      link_with: [calls_doc_lib, calls_vala_doc_lib],
-                                      dependencies: [calls_deps, calls_vala_deps])
-endif
+# only build the shared library for gtk-doc
+calls_vala_doc_lib = library('calls-vala-doc',
+                             calls_vala_sources,
+                             dependencies: calls_vala_deps)
+calls_doc_lib = library('calls-doc',
+                        [calls_sources, gdbofono_src],
+                        include_directories: calls_includes,
+                        link_with: calls_vala_doc_lib,
+                        dependencies: calls_deps)
+calls_doc_deps = declare_dependency(sources: [calls_sources, calls_vala_sources],
+                                    include_directories: calls_includes,
+                                    link_with: [calls_doc_lib, calls_vala_doc_lib],
+                                    dependencies: [calls_deps, calls_vala_deps])
 
 gnome.gtkdoc('calls',
            main_xml: 'calls-docs.xml',