import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

gfx/layers/ipc/ImageContainerParent.cpp

@@ -0,0 +1,31 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: sw=2 ts=8 et :
+ */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "ImageContainerParent.h"
+
+#include "nsThreadUtils.h"
+#include "mozilla/layers/ImageHost.h"
+#include "mozilla/Unused.h"
+
+namespace mozilla {
+namespace layers {
+
+ImageContainerParent::~ImageContainerParent()
+{
+  while (!mImageHosts.IsEmpty()) {
+    mImageHosts[mImageHosts.Length() - 1]->SetImageContainer(nullptr);
+  }
+}
+
+bool ImageContainerParent::RecvAsyncDelete()
+{
+  Unused << PImageContainerParent::Send__delete__(this);
+  return true;
+}
+
+} // namespace layers
+} // namespace mozilla