From f6434a9790edb130c9f2a0c8d67ee9cdd5d031c9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Emilio=20Cobos=20=C3=81lvarez?= <me@emiliocobos.me>
Date: Fri, 13 May 2016 01:10:46 +0200
Subject: [PATCH] gfx: Add expect messages to FontCacheThread::exit()

One of these two unwraps is the one that is causing most occurrences
of #8815.

I'd go with removing the second unwrap entirely, but let's get some
debug info first, since it might probably be a race.
---
 components/gfx/font_cache_thread.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/components/gfx/font_cache_thread.rs b/components/gfx/font_cache_thread.rs
index 5a98e7175488..558d8b170a62 100644
--- a/components/gfx/font_cache_thread.rs
+++ b/components/gfx/font_cache_thread.rs
@@ -438,8 +438,8 @@ impl FontCacheThread {
 
     pub fn exit(&self) {
         let (response_chan, response_port) = ipc::channel().unwrap();
-        self.chan.send(Command::Exit(response_chan)).unwrap();
-        response_port.recv().unwrap();
+        self.chan.send(Command::Exit(response_chan)).expect("Couldn't send FontCacheThread exit message");
+        response_port.recv().expect("Couldn't receive FontCacheThread reply");
     }
 }