From cb55a983f1d78c26de116b1921af323eb41568f3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9E=97=E4=B8=80=E4=B8=80?= <linyiyi@bytedance.com>
Date: Thu, 1 Aug 2019 11:55:54 +0800
Subject: [PATCH] iOS external texture causes memory leak.

---
 shell/platform/darwin/ios/ios_external_texture_gl.mm | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/shell/platform/darwin/ios/ios_external_texture_gl.mm b/shell/platform/darwin/ios/ios_external_texture_gl.mm
index e7e15d5719196..fe2bee3315f4c 100644
--- a/shell/platform/darwin/ios/ios_external_texture_gl.mm
+++ b/shell/platform/darwin/ios/ios_external_texture_gl.mm
@@ -64,6 +64,9 @@
       buffer_ref_.Reset(pixelBuffer);
     }
     CreateTextureFromPixelBuffer();
+    if (buffer_ref_) {
+      buffer_ref_.Reset(nullptr);
+    }
   }
   if (!texture_ref_) {
     return;