Removed unused include directives from MainWidget.

Telegram/SourceFiles/api/api_bot.cpp

@@ -15,6 +15,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "boxes/url_auth_box.h"
 #include "boxes/peers/choose_peer_box.h"
 #include "lang/lang_keys.h"
+#include "chat_helpers/bot_command.h"
 #include "core/core_cloud_password.h"
 #include "core/click_handler_types.h"
 #include "data/data_changes.h"

Telegram/SourceFiles/core/click_handler_types.cpp

@@ -8,6 +8,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "core/click_handler_types.h"
 
 #include "lang/lang_keys.h"
+#include "chat_helpers/bot_command.h"
 #include "core/application.h"
 #include "core/local_url_handlers.h"
 #include "mainwidget.h"

Telegram/SourceFiles/mainwidget.cpp

@@ -43,6 +43,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "window/window_controller.h"
 #include "window/window_peer_menu.h"
 #include "window/themes/window_theme.h"
+#include "chat_helpers/bot_command.h"
 #include "chat_helpers/tabbed_selector.h" // TabbedSelector::refreshStickers
 #include "chat_helpers/message_field.h"
 #include "info/info_memento.h"

Telegram/SourceFiles/mainwidget.h

@@ -8,25 +8,16 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #pragma once
 
 #include "base/weak_ptr.h"
-#include "chat_helpers/bot_command.h"
 #include "media/player/media_player_float.h"
 #include "mtproto/sender.h"
 
-struct HistoryMessageMarkupButton;
-class MainWindow;
 class HistoryWidget;
 class StackItem;
-class History;
 class Image;
 
-namespace MTP {
-class Error;
-} // namespace MTP
-
-namespace Api {
-struct SendAction;
-struct SendOptions;
-} // namespace Api
+namespace Bot {
+struct SendCommandRequest;
+} // namespace Bot
 
 namespace SendMenu {
 struct Details;
@@ -68,10 +59,8 @@ struct Content;
 
 namespace Ui {
 class ChatTheme;
-class ConfirmBox;
 class ResizeArea;
 class PlainShadow;
-class DropdownMenu;
 enum class ReportReason;
 template <typename Widget>
 class SlideWrap;
@@ -83,7 +72,6 @@ template <typename Inner>
 class TopBarWrapWidget;
 class SectionMemento;
 class SectionWidget;
-class AbstractSectionWidget;
 class SlideAnimation;
 class ConnectionState;
 struct SectionSlideParams;
@@ -103,12 +91,6 @@ namespace Core {
 class Changelogs;
 } // namespace Core
 
-namespace InlineBots {
-namespace Layout {
-class ItemBase;
-} // namespace Layout
-} // namespace InlineBots
-
 class MainWidget final
 	: public Ui::RpWidget
 	, private Media::Player::FloatDelegate {