Change AudioOutputDeviceClientImpl to use WebLocalFrameBase and move to modules.

third_party/WebKit/Source/web/WebInitializer.cpp

Index: third_party/WebKit/Source/web/WebInitializer.cpp
diff --git a/third_party/WebKit/Source/web/WebInitializer.cpp b/third_party/WebKit/Source/web/WebInitializer.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..8dd40aa939e288a9559718a06d5044f51cc26564
--- /dev/null
+++ b/third_party/WebKit/Source/web/WebInitializer.cpp
@@ -0,0 +1,27 @@
+// Copyright 2017 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 "web/WebInitializer.h"
+
+#include "core/frame/WebLocalFrameBase.h"
+#include "web/WebLocalFrameImpl.h"
+
+namespace blink {
+
+void WebInitializer::Initialize() {
+  // Initialize WebLocalFrameBase with methods to construct WebLocalFrameImpl.
+  WebLocalFrameBase::RegisterCreateFromLocalFramePtrCallback(
+      [](LocalFrame* frame) {
+        return static_cast<WebLocalFrameBase*>(
+            WebLocalFrameImpl::FromFrame(frame));
+      });
+
+  WebLocalFrameBase::RegisterCreateFromLocalFrameRefCallback(
+      [](LocalFrame& frame) {
+        return static_cast<WebLocalFrameBase*>(
+            WebLocalFrameImpl::FromFrame(frame));
+      });
+}
+
+}  // namespace blink