Move BroadcastChannel browser code from components/ to content/browser.

content/browser/broadcast_channel/broadcast_channel_provider.h

 // 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.
 
-#ifndef COMPONENTS_WEBMESSAGING_BROADCAST_CHANNEL_PROVIDER_H_
-#define COMPONENTS_WEBMESSAGING_BROADCAST_CHANNEL_PROVIDER_H_
+#ifndef CONTENT_BROWSER_BROADCAST_CHANNEL_BROADCAST_CHANNEL_PROVIDER_H_
+#define CONTENT_BROWSER_BROADCAST_CHANNEL_BROADCAST_CHANNEL_PROVIDER_H_
 
 #include <map>
 
 #include "base/memory/ref_counted.h"
-#include "components/webmessaging/public/interfaces/broadcast_channel.mojom.h"
 #include "mojo/public/cpp/bindings/binding_set.h"
+#include "third_party/WebKit/public/platform/modules/broadcastchannel/broadcast_channel.mojom.h"
 #include "url/origin.h"
 
-namespace webmessaging {
+namespace content {
 
 class BroadcastChannelProvider
     : public base::RefCountedThreadSafe<BroadcastChannelProvider>,
-      public mojom::BroadcastChannelProvider {
+  public blink::mojom::BroadcastChannelProvider {
  public:
   BroadcastChannelProvider();
-  void Connect(mojo::InterfaceRequest<mojom::BroadcastChannelProvider> request);
+  void Connect(
+      mojo::InterfaceRequest<blink::mojom::BroadcastChannelProvider> request);
 
   void ConnectToChannel(
       const url::Origin& origin,
       const mojo::String& name,
-      mojom::BroadcastChannelClientAssociatedPtrInfo client,
-      mojom::BroadcastChannelClientAssociatedRequest connection) override;
+      blink::mojom::BroadcastChannelClientAssociatedPtrInfo client,
+      blink::mojom::BroadcastChannelClientAssociatedRequest connection)
+          override;
 
  private:
   friend class base::RefCountedThreadSafe<BroadcastChannelProvider>;
   class Connection;
 
   ~BroadcastChannelProvider() override;
 
   void UnregisterConnection(Connection*);
   void ReceivedMessageOnConnection(Connection*, const mojo::String& message);
 
-  mojo::BindingSet<mojom::BroadcastChannelProvider> bindings_;
+  mojo::BindingSet<blink::mojom::BroadcastChannelProvider> bindings_;
   std::map<url::Origin, std::multimap<std::string, std::unique_ptr<Connection>>>
       connections_;
 };
 
-}  // namespace webmessaging
+}  // namespace content
 
-#endif  // COMPONENTS_WEBMESSAGING_BROADCAST_CHANNEL_PROVIDER_H_
+#endif  // CONTENT_BROWSER_BROADCAST_CHANNEL_BROADCAST_CHANNEL_PROVIDER_H_