[YouTube] Remove Channels channel tab support

This tab has been removed by YouTube.

Author: AudricV

extractor/src/main/java/org/schabi/newpipe/extractor/services/youtube/extractors/YoutubeChannelExtractor.java

@@ -448,9 +448,6 @@ private List<ListLinkHandler> getTabsForNonAgeRestrictedChannels() throws Parsin
                             case "playlists":
                                 addNonVideosTab.accept(ChannelTabs.PLAYLISTS);
                                 break;
-                            case "channels":
-                                addNonVideosTab.accept(ChannelTabs.CHANNELS);
-                                break;
                         }
                     }
                 });

extractor/src/main/java/org/schabi/newpipe/extractor/services/youtube/extractors/YoutubeChannelTabExtractor.java

@@ -80,10 +80,9 @@ private String getChannelTabsParameters() throws ParsingException {
                 return "EgdzdHJlYW1z8gYECgJ6AA%3D%3D";
             case ChannelTabs.PLAYLISTS:
                 return "EglwbGF5bGlzdHPyBgQKAkIA";
-            case ChannelTabs.CHANNELS:
-                return "EghjaGFubmVsc_IGBAoCUgA%3D";
+            default:
+                throw new ParsingException("Unsupported channel tab: " + name);
         }
-        throw new ParsingException("Unsupported channel tab: " + name);
     }
 
     @Override
@@ -313,9 +312,6 @@ private Optional<JsonObject> collectItem(@Nonnull final MultiInfoItemsCollector
         } else if (item.has("gridPlaylistRenderer")) {
             getCommitPlaylistConsumer(collector, channelIds,
                     item.getObject("gridPlaylistRenderer"));
-        } else if (item.has("gridChannelRenderer")) {
-            collector.commit(new YoutubeChannelInfoItemExtractor(
-                    item.getObject("gridChannelRenderer")));
         } else if (item.has("shelfRenderer")) {
             return collectItem(collector, item.getObject("shelfRenderer")
                     .getObject("content"), channelIds);

extractor/src/main/java/org/schabi/newpipe/extractor/services/youtube/linkHandler/YoutubeChannelTabLinkHandlerFactory.java

@@ -31,10 +31,9 @@ public static String getUrlSuffix(@Nonnull final String tab)
                 return "/streams";
             case ChannelTabs.PLAYLISTS:
                 return "/playlists";
-            case ChannelTabs.CHANNELS:
-                return "/channels";
+            default:
+                throw new UnsupportedTabException(tab);
         }
-        throw new UnsupportedTabException(tab);
     }
 
     @Override
@@ -66,8 +65,7 @@ public String[] getAvailableContentFilter() {
                 ChannelTabs.VIDEOS,
                 ChannelTabs.SHORTS,
                 ChannelTabs.LIVESTREAMS,
-                ChannelTabs.PLAYLISTS,
-                ChannelTabs.CHANNELS
+                ChannelTabs.PLAYLISTS
         };
     }
 }