From 8b2656896e837e6ba738daab3c1ab6170b48fd78 Mon Sep 17 00:00:00 2001
From: jmkiley <jordan.kiley@mapbox.com>
Date: Tue, 6 Nov 2018 13:15:28 -0800
Subject: [ios] Add comment

---
 platform/darwin/src/MGLAttributionInfo.mm | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/platform/darwin/src/MGLAttributionInfo.mm b/platform/darwin/src/MGLAttributionInfo.mm
index cdea313f6e..5fa121f5f8 100644
--- a/platform/darwin/src/MGLAttributionInfo.mm
+++ b/platform/darwin/src/MGLAttributionInfo.mm
@@ -65,9 +65,11 @@
     NSData *htmlData = [styledHTML dataUsingEncoding:NSUTF8StringEncoding];
 
 #if TARGET_OS_IPHONE
+
     __block NSMutableAttributedString *attributedString;
     
     dispatch_sync(dispatch_get_main_queue() , ^{
+        // This initializer should be called from a global or main queue. https://developer.apple.com/documentation/foundation/nsattributedstring/1524613-initwithdata
         attributedString = [[NSMutableAttributedString alloc] initWithData:htmlData
                                                                    options:options
                                                         documentAttributes:nil
-- 
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