[gegl] build: remove unnecessary dependency checks

[Øyvind "pippin" Kolås <ok src gnome org>]

commit c321952dd7e750caaea2945f764129fb395b2c6c
Author: John Marshall <jtm home gmail com>
Date:   Sun Jul 12 09:55:57 2020 +0100

    build: remove unnecessary dependency checks

 bin/meson.build | 11 +++++------
 meson.build     |  4 ----
 2 files changed, 5 insertions(+), 10 deletions(-)
---
diff --git a/bin/meson.build b/bin/meson.build
index 36e58f377..2b73105bb 100644
--- a/bin/meson.build
+++ b/bin/meson.build
@@ -12,11 +12,10 @@ gegl_deps = [
   glib,
   gobject,
   math,
-  #libdl
 ]
 
 if libpng.found()
-  gegl_deps += [ libpng, ]
+  gegl_deps += libpng
 endif
 
 if mrg.found() and gexiv2.found() and lua.found()
@@ -31,21 +30,21 @@ if mrg.found() and gexiv2.found() and lua.found()
   gegl_sources += custom_target('argvs-commands.inc',
     input : gegl_sources,
     output: 'argvs-commands.inc',
-    command: [ argvs_extract, '@INPUT@' ],
+    command: [argvs_extract, '@INPUT@'],
     capture: true,
   )
 
-  gegl_deps += [ mrg, gexiv2, sdl1, lua, gio ]
+  gegl_deps += [mrg, gexiv2, lua, gio]
 endif
 
 if libspiro.found()
   gegl_sources += files('gegl-path-spiro.c')
-  gegl_deps += [ libspiro, ]
+  gegl_deps += libspiro
 endif
 
 gegl_bin = executable('gegl',
   gegl_sources,
-  include_directories: [ rootInclude, geglInclude, ],
+  include_directories: [rootInclude, geglInclude],
   dependencies: gegl_deps,
   export_dynamic: true,
   link_with: gegl_lib,
diff --git a/meson.build b/meson.build
index b5555bd1b..52c0e0908 100644
--- a/meson.build
+++ b/meson.build
@@ -206,9 +206,6 @@ pangocairo= dependency('pangocairo',  version: '>=1.38.0',
 cairo     = dependency('cairo',       version: '>=1.12.2',
   required: get_option('cairo')
 )
-exiv2     = dependency('exiv2',       version: '>=0.25',
-  required: get_option('exiv2')
-)
 gexiv2    = dependency('gexiv2',      version: '>=0.0.0',
   required: get_option('gexiv2')
 )
@@ -408,7 +405,6 @@ summary(
   {
     'avlibs'          : avlibs_found,
     'Cairo'           : cairo.found(),
-    'EXIV'            : exiv2.found(),
     'GDKPixbuf'       : gdk_pixbuf.found(),
     'gexiv2'          : gexiv2.found(),
     'Jasper'          : jasper.found(),