options: remove the player argument from --media-controls

It is now handled internally by the libmpv profile.

Since `player` was the default option, the impact should be minimal, as it
is uncommon to override the default option with the same value.
yes/no args will function the same way as before this commit.

options/options.c

@@ -517,8 +517,7 @@ static const m_option_t mp_opts[] = {
         {"idle",        IDLE_PRIORITY_CLASS}),
         .flags = UPDATE_PRIORITY},
 #endif
-    {"media-controls", OPT_CHOICE(media_controls,
-        {"no", 0}, {"player", 1}, {"yes", 2})},
+    {"media-controls", OPT_BOOL(media_controls)},
     {"config", OPT_BOOL(load_config), .flags = M_OPT_PRE_PARSE},
     {"config-dir", OPT_STRING(force_configdir),
         .flags = M_OPT_NOCFG | M_OPT_PRE_PARSE | M_OPT_FILE},
@@ -1026,7 +1025,7 @@ static const struct MPOpts mp_default_opts = {
     .osd_bar_visible = true,
     .screenshot_template = "mpv-shot%n",
     .play_dir = 1,
-    .media_controls = 1,
+    .media_controls = true,
     .video_exts = (char *[]){
         "3g2", "3gp", "avi", "flv", "m2ts", "m4v", "mj2", "mkv", "mov", "mp4",
         "mpeg", "mpg", "ogv", "rmvb", "ts", "webm", "wmv", "y4m", NULL

options/options.h

@@ -337,7 +337,7 @@ typedef struct MPOpts {
     bool osd_bar_visible;
 
     int w32_priority;
-    int media_controls;
+    bool media_controls;
 
     struct bluray_opts *stream_bluray_opts;
     struct cdda_opts *stream_cdda_opts;