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Unified Diff: content/browser/media/session/media_session_observer.cc

Issue 2439483003: Link MediaSessionTabHelper with native MediaSession [CL is going to be split] (Closed)
Patch Set: addressed comments Created 4 years, 2 months ago
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Index: content/browser/media/session/media_session_observer.cc
diff --git a/content/browser/media/session/media_session_observer.cc b/content/browser/media/session/media_session_observer.cc
new file mode 100644
index 0000000000000000000000000000000000000000..b93f7d75e4eb73a799dd21128d8c5860c4c30aa9
--- /dev/null
+++ b/content/browser/media/session/media_session_observer.cc
@@ -0,0 +1,30 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "content/browser/media/session/media_session_observer.h"
+
+#include "content/browser/media/session/media_session.h"
+
+namespace content {
+
+MediaSessionObserver::MediaSessionObserver(MediaSession* session)
+ : session_(nullptr) {
+ Observe(session);
whywhat 2016/10/21 18:28:15 I don't feel strongly about removing this, TBH. Ju
+}
+
+MediaSessionObserver::~MediaSessionObserver() {
+ if (session_)
+ session_->RemoveObserver(this);
+}
+
+void MediaSessionObserver::MediaSessionDisconnected() {
+ session_ = nullptr;
+}
+
+void MediaSessionObserver::Observe(MediaSession* session) {
+ session->AddObserver(this);
+ session_ = session;
+}
+
+} // namespace content

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