Implements RTP header dumping.

content/browser/renderer_host/p2p/socket_dispatcher_host.h

Index: content/browser/renderer_host/p2p/socket_dispatcher_host.h
diff --git a/content/browser/renderer_host/p2p/socket_dispatcher_host.h b/content/browser/renderer_host/p2p/socket_dispatcher_host.h
index 1f456915b24bfd20fb1cb109c5b02797119fe6b8..ac2b0f3b1419320c703c2406628fa4580e276730 100644
--- a/content/browser/renderer_host/p2p/socket_dispatcher_host.h
+++ b/content/browser/renderer_host/p2p/socket_dispatcher_host.h
@@ -14,6 +14,7 @@
 #include "content/common/p2p_socket_type.h"
 #include "content/public/browser/browser_message_filter.h"
 #include "content/public/browser/browser_thread.h"
+#include "content/public/browser/render_process_host.h"
 #include "net/base/ip_endpoint.h"
 #include "net/base/network_change_notifier.h"
 
@@ -46,6 +47,14 @@ class P2PSocketDispatcherHost
   // net::NetworkChangeNotifier::IPAddressObserver interface.
   virtual void OnIPAddressChanged() OVERRIDE;
 
+  // Start or stop the RTP packet header dumping. Must be called on the IO
+  // thread.
+  void StartRtpDump(
+      RtpDumpType type,
+      const RenderProcessHost::WebRtcRtpPacketCallback& packet_callback);
+
+  void StopRtpDump(RtpDumpType type);
+
  protected:
   virtual ~P2PSocketDispatcherHost();
 
@@ -97,6 +106,10 @@ class P2PSocketDispatcherHost
   std::set<DnsRequest*> dns_requests_;
   P2PMessageThrottler throttler_;
 
+  bool dump_incoming_rtp_packet_;
+  bool dump_outgoing_rtp_packet_;
+  RenderProcessHost::WebRtcRtpPacketCallback packet_callback_;
+
   DISALLOW_COPY_AND_ASSIGN(P2PSocketDispatcherHost);
 };