Removed base/observer.h from main pch.

Removed unused inheritances from base::Subscriber.

Telegram/SourceFiles/facades.cpp

@@ -27,7 +27,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "boxes/url_auth_box.h"
 #include "ui/layers/layer_widget.h"
 #include "lang/lang_keys.h"
-#include "base/observer.h"
 #include "history/history.h"
 #include "history/history_item.h"
 #include "history/view/media/history_view_media.h"

Telegram/SourceFiles/facades.h

@@ -8,7 +8,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #pragma once
 
 #include "base/type_traits.h"
-#include "base/observer.h"
 #include "base/call_delayed.h"
 #include "mtproto/mtproto_proxy_data.h"
 

Telegram/SourceFiles/history/admin_log/history_admin_log_inner.h

@@ -50,8 +50,7 @@ class SectionMemento;
 class InnerWidget final
 	: public Ui::RpWidget
 	, public Ui::AbstractTooltipShower
-	, public HistoryView::ElementDelegate
-	, private base::Subscriber {
+	, public HistoryView::ElementDelegate {
 public:
 	InnerWidget(
 		QWidget *parent,

Telegram/SourceFiles/history/view/history_view_list_widget.h

@@ -169,8 +169,7 @@ private:
 class ListWidget final
 	: public Ui::RpWidget
 	, public ElementDelegate
-	, public Ui::AbstractTooltipShower
-	, private base::Subscriber {
+	, public Ui::AbstractTooltipShower {
 public:
 	ListWidget(
 		QWidget *parent,

Telegram/SourceFiles/media/audio/media_audio.h

@@ -12,6 +12,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "core/file_location.h"
 #include "data/data_audio_msg_id.h"
 #include "base/bytes.h"
+#include "base/observer.h"
 #include "base/timer.h"
 
 #include <QtCore/QTimer>

Telegram/SourceFiles/media/player/media_player_float.h

@@ -11,6 +11,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/rect_part.h"
 #include "ui/effects/animations.h"
 #include "base/object_ptr.h"
+#include "base/observer.h"
 
 namespace Window {
 class SessionController;

Telegram/SourceFiles/media/player/media_player_instance.h

@@ -7,6 +7,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
+#include "base/observer.h"
 #include "data/data_audio_msg_id.h"
 #include "data/data_shared_media.h"
 

Telegram/SourceFiles/media/player/media_player_widget.h

@@ -41,7 +41,7 @@ class SpeedButton;
 class Dropdown;
 struct TrackState;
 
-class Widget final : public Ui::RpWidget, private base::Subscriber {
+class Widget final : public Ui::RpWidget {
 public:
 	Widget(
 		QWidget *parent,

Telegram/SourceFiles/media/streaming/media_streaming_audio_track.h

@@ -7,6 +7,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
+#include "base/observer.h"
 #include "media/streaming/media_streaming_utility.h"
 
 namespace Media {

Telegram/SourceFiles/stdafx.h

@@ -115,7 +115,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "base/flat_set.h"
 #include "base/flat_map.h"
 #include "base/weak_ptr.h"
-#include "base/observer.h"
 
 #include "base/basic_types.h"
 #include "logs.h"

Telegram/SourceFiles/window/notifications_manager.h

@@ -7,6 +7,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
+#include "base/observer.h"
 #include "base/timer.h"
 
 class History;

Telegram/SourceFiles/window/section_widget.h

@@ -40,8 +40,7 @@ enum class Column {
 
 class AbstractSectionWidget
 	: public Ui::RpWidget
-	, public Media::Player::FloatSectionDelegate
-	, protected base::Subscriber {
+	, public Media::Player::FloatSectionDelegate {
 public:
 	AbstractSectionWidget(
 		QWidget *parent,

Telegram/SourceFiles/window/themes/window_theme_editor_block.h

@@ -7,6 +7,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #pragma once
 
+#include "base/observer.h"
 #include "ui/rp_widget.h"
 
 class EditColorBox;

Telegram/SourceFiles/window/window_session_controller.h

@@ -9,6 +9,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 #include "base/flags.h"
 #include "base/object_ptr.h"
+#include "base/observer.h"
 #include "base/weak_ptr.h"
 #include "base/timer.h"
 #include "dialogs/dialogs_key.h"