Index: third_party/WebKit/Source/modules/audio_output_devices/AudioOutputDeviceClient.cpp |
diff --git a/third_party/WebKit/Source/modules/audio_output_devices/AudioOutputDeviceClient.cpp b/third_party/WebKit/Source/modules/audio_output_devices/AudioOutputDeviceClient.cpp |
new file mode 100644 |
index 0000000000000000000000000000000000000000..e73cb6fa626ee1ee707a51c4e352042d982f1dd0 |
--- /dev/null |
+++ b/third_party/WebKit/Source/modules/audio_output_devices/AudioOutputDeviceClient.cpp |
@@ -0,0 +1,36 @@ |
+// Copyright 2015 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 "config.h" |
+#include "modules/audio_output_devices/AudioOutputDeviceClient.h" |
+ |
+#include "core/dom/Document.h" |
+#include "core/dom/ExecutionContext.h" |
+#include "core/frame/LocalFrame.h" |
+ |
+namespace blink { |
+ |
+const char* AudioOutputDeviceClient::supplementName() |
+{ |
+ return "AudioOutputDeviceClient"; |
+} |
+ |
+AudioOutputDeviceClient* AudioOutputDeviceClient::from(ExecutionContext* context) |
+{ |
+ if (!context->isDocument()) |
+ return nullptr; |
+ |
+ const Document* document = toDocument(context); |
+ if (!document->frame() || !document->frame()->isLocalFrame()) |
+ return nullptr; |
+ |
+ return static_cast<AudioOutputDeviceClient*>(WillBeHeapSupplement<LocalFrame>::from(document->frame(), supplementName())); |
+} |
+ |
+void provideAudioOutputDeviceClientTo(LocalFrame& frame, PassOwnPtrWillBeRawPtr<AudioOutputDeviceClient> client) |
+{ |
+ frame.provideSupplement(AudioOutputDeviceClient::supplementName(), client); |
+} |
+ |
+} // namespace blink |