From a4fba6ddb3a7e925b49329793914f25e39a0a621 Mon Sep 17 00:00:00 2001
From: KyleWong <kang.wang1988@gmail.com>
Date: Fri, 9 Nov 2018 16:41:58 +0800
Subject: [PATCH] Use find for vector to avoid side effect.

---
 third_party/txt/src/txt/font_collection.cc | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/third_party/txt/src/txt/font_collection.cc b/third_party/txt/src/txt/font_collection.cc
index 9c8f78eb9b919..b3c3a481daf58 100644
--- a/third_party/txt/src/txt/font_collection.cc
+++ b/third_party/txt/src/txt/font_collection.cc
@@ -127,10 +127,9 @@ FontCollection::GetMinikinFontCollectionForFamily(
     };
     if (enable_font_fallback_) {
       for (std::string fallback_family : fallback_fonts_for_locale_[locale]) {
-        std::shared_ptr<minikin::FontFamily> fallback_font_ =
-            fallback_fonts_[fallback_family];
-        if (fallback_font_.get() != nullptr) {
-          minikin_families.push_back(fallback_font_);
+        auto it = fallback_fonts_.find(fallback_family);
+        if (it != fallback_fonts_.end()) {
+          minikin_families.push_back(it->second);
         }
       }
     }