From d30f1c2019a5c10321aca0e3e01a12f04fb4be22 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Henrik=20Rydg=C3=A5rd?= <hrydgard@gmail.com>
Date: Sun, 4 Feb 2018 14:13:47 +0100
Subject: [PATCH] Fix another Qt memory leak

---
 ext/native/gfx_es2/draw_text_qt.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/ext/native/gfx_es2/draw_text_qt.cpp b/ext/native/gfx_es2/draw_text_qt.cpp
index 7b523f47ab..7b6ca82561 100644
--- a/ext/native/gfx_es2/draw_text_qt.cpp
+++ b/ext/native/gfx_es2/draw_text_qt.cpp
@@ -140,6 +140,12 @@ void TextDrawerQt::ClearCache() {
 	}
 	cache_.clear();
 	sizeCache_.clear();
+	// Also wipe the font map.
+	for (auto iter : fontMap_) {
+		delete iter.second;
+	}
+	fontMap_.clear();
+	fontHash_ = 0;
 }
 
 void TextDrawerQt::DrawStringRect(DrawBuffer &target, const char *str, const Bounds &bounds, uint32_t color, int align) {