Support GCM ciphers even if ENABLE_EXTERNAL_AUTH is defined.

webrtc/p2p/base/fakepackettransport.h

Index: webrtc/p2p/base/fakepackettransport.h
diff --git a/webrtc/p2p/base/fakepackettransport.h b/webrtc/p2p/base/fakepackettransport.h
index 7e2f08437ec9782164e70d1007e9fcc15d749117..d8033c23c8db725580e77a9a14554e8f3810f0bc 100644
--- a/webrtc/p2p/base/fakepackettransport.h
+++ b/webrtc/p2p/base/fakepackettransport.h
@@ -16,6 +16,7 @@
 #include "webrtc/api/ortc/packettransportinterface.h"
 #include "webrtc/base/asyncinvoker.h"
 #include "webrtc/base/copyonwritebuffer.h"
+#include "webrtc/media/base/rtputils.h"

[joachim, 2017/02/28 00:11:45]

Same here.

 #include "webrtc/p2p/base/packettransportinternal.h"
 
 namespace rtc {
@@ -74,10 +75,11 @@ class FakePacketTransport : public PacketTransportInternal,
     if (async_) {
       invoker_.AsyncInvokeDelayed<void>(
           RTC_FROM_HERE, Thread::Current(),
-          Bind(&FakePacketTransport::SendPacketInternal, this, packet),
+          Bind(&FakePacketTransport::SendPacketInternal, this, packet,
+              options),
           async_delay_ms_);
     } else {
-      SendPacketInternal(packet);
+      SendPacketInternal(packet, options);
     }
     SentPacket sent_packet(options.packet_id, TimeMillis());
     SignalSentPacket(this, sent_packet);
@@ -110,9 +112,14 @@ class FakePacketTransport : public PacketTransportInternal,
     SignalReceivingState(this);
   }
 
-  void SendPacketInternal(const CopyOnWriteBuffer& packet) {
+  void SendPacketInternal(const CopyOnWriteBuffer& packet,
+      const PacketOptions& options) {
     if (dest_) {
-      dest_->SignalReadPacket(dest_, packet.data<char>(), packet.size(),
+      rtc::CopyOnWriteBuffer data(packet);
+      cricket::ApplyPacketOptions(
+          reinterpret_cast<uint8_t*>(data.data<char>()), data.size(),
+          options.packet_time_params, 0);
+      dest_->SignalReadPacket(dest_, data.data<char>(), data.size(),
                               CreatePacketTime(0), 0);
     }
   }