Fix go to original button in Pinned section.

Telegram/SourceFiles/history/view/history_view_message.cpp

@@ -2203,7 +2203,8 @@ bool Message::displayFastReply() const {
 }
 
 bool Message::displayRightActionComments() const {
-	return data()->repliesAreComments()
+	return !isPinnedContext()
+		&& data()->repliesAreComments()
 		&& media()
 		&& media()->isDisplayed()
 		&& !hasBubble();

Telegram/SourceFiles/mainwidget.cpp

@@ -1423,7 +1423,7 @@ void MainWidget::ui_showPeerHistory(
 		if (const auto activeChat = _controller->activeChatCurrent()) {
 			if (const auto peer = activeChat.peer()) {
 				if (way == Way::Forward && peer->id == peerId) {
-					way = Way::ClearStack;
+					way = _mainSection ? Way::Backward : Way::ClearStack;
 				}
 			}
 		}