From 2e39aafeed5989e86dd616dba4b8415b860e44c3 Mon Sep 17 00:00:00 2001
From: Sotaro Ikeda <sotaro.ikeda.g@gmail.com>
Date: Wed, 6 Nov 2013 08:44:57 -0500
Subject: [PATCH] Bug 911387 - Add calling
 CompositableBackendSpecificData::ClearData() in Detach(). r=nical

---
 gfx/layers/composite/CompositableHost.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/gfx/layers/composite/CompositableHost.h b/gfx/layers/composite/CompositableHost.h
index 02aa294685e4..2c22d5ab3b00 100644
--- a/gfx/layers/composite/CompositableHost.h
+++ b/gfx/layers/composite/CompositableHost.h
@@ -269,6 +269,9 @@ public:
       SetCompositor(nullptr);
       mAttached = false;
       mKeepAttached = false;
+      if (mBackendData) {
+        mBackendData->ClearData();
+      }
     }
   }
   bool IsAttached() { return mAttached; }