1 files changed, 33 insertions, 0 deletions
diff --git a/dom/media/doctor/DDLifetime.cpp b/dom/media/doctor/DDLifetime.cpp
new file mode 100644
index 0000000000..2d4c6cb966
--- /dev/null
+++ b/dom/media/doctor/DDLifetime.cpp
@@ -0,0 +1,33 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et cindent: */
+/* 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 "DDLifetime.h"
+
+namespace mozilla {
+
+void DDLifetime::AppendPrintf(nsCString& aString) const {
+  if (!mDerivedObject.Pointer()) {
+    mObject.AppendPrintf(aString);
+    aString.AppendPrintf("#%" PRIi32, mTag);
+  } else {
+    mDerivedObject.AppendPrintf(aString);
+    aString.AppendPrintf("#%" PRIi32 " (as ", mTag);
+    if (mObject.Pointer() == mDerivedObject.Pointer()) {
+      aString.Append(mObject.TypeName());
+    } else {
+      mObject.AppendPrintf(aString);
+    }
+    aString.Append(")");
+  }
+}
+
+nsCString DDLifetime::Printf() const {
+  nsCString s;
+  AppendPrintf(s);
+  return s;
+}
+
+}  // namespace mozilla