From 61647275e84d0a7c3216f86b383e3eb40588700e Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Wed, 20 May 2020 13:28:18 +0400
Subject: [PATCH] Optimize image destruction.

No need to call _source->unload(), it leads to saving to PNG.
---
 Telegram/SourceFiles/ui/image/image.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Telegram/SourceFiles/ui/image/image.cpp b/Telegram/SourceFiles/ui/image/image.cpp
index 157f8e016..8b38382bf 100644
--- a/Telegram/SourceFiles/ui/image/image.cpp
+++ b/Telegram/SourceFiles/ui/image/image.cpp
@@ -1011,7 +1011,9 @@ void Image::invalidateSizeCache() const {
 
 Image::~Image() {
 	if (this != Empty() && this != BlankMedia()) {
-		unload();
+		invalidateSizeCache();
+		ActiveCache().decrement(ComputeUsage(_data));
+		_data = QImage();
 		ActiveCache().remove(this);
 	}
 }