Eliminate bind callback that doesn't take a BindSourceInfo parameter.

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 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 "mojo/public/cpp/bindings/binding_set.h"
 #include "third_party/WebKit/public/platform/modules/broadcastchannel/broadcast_channel.mojom.h"
 #include "url/origin.h"
 
+namespace service_manager {
+struct BindSourceInfo;
+}
+
 namespace content {
 
 class BroadcastChannelProvider
     : public base::RefCountedThreadSafe<BroadcastChannelProvider>,
   public blink::mojom::BroadcastChannelProvider {
  public:
   BroadcastChannelProvider();
-  void Connect(
-      mojo::InterfaceRequest<blink::mojom::BroadcastChannelProvider> request);
+  void Connect(const service_manager::BindSourceInfo& source_info,
+               blink::mojom::BroadcastChannelProviderRequest request);
 
   void ConnectToChannel(
       const url::Origin& origin,
       const std::string& name,
       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 std::vector<uint8_t>& message);
 
   mojo::BindingSet<blink::mojom::BroadcastChannelProvider> bindings_;
   std::map<url::Origin, std::multimap<std::string, std::unique_ptr<Connection>>>
       connections_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_BROADCAST_CHANNEL_BROADCAST_CHANNEL_PROVIDER_H_