Add EncodedImageCallback::OnEncodedImage().

webrtc/modules/rtp_rtcp/source/rtp_rtcp_impl_unittest.cc

Index: webrtc/modules/rtp_rtcp/source/rtp_rtcp_impl_unittest.cc
diff --git a/webrtc/modules/rtp_rtcp/source/rtp_rtcp_impl_unittest.cc b/webrtc/modules/rtp_rtcp/source/rtp_rtcp_impl_unittest.cc
index 9dfcc13a0e3b58e4e4cd009011b85a264e0d796c..acbe56c29257f04988765d98a50b1de26fa36aee 100644
--- a/webrtc/modules/rtp_rtcp/source/rtp_rtcp_impl_unittest.cc
+++ b/webrtc/modules/rtp_rtcp/source/rtp_rtcp_impl_unittest.cc
@@ -206,14 +206,9 @@ class RtpRtcpImplTest : public ::testing::Test {
         kRtpVideoVp8, {vp8_header}};
 
     const uint8_t payload[100] = {0};
-    EXPECT_EQ(0, module->impl_->SendOutgoingData(kVideoFrameKey,
-                                                 codec_.plType,
-                                                 0,
-                                                 0,
-                                                 payload,
-                                                 sizeof(payload),
-                                                 NULL,
-                                                 &rtp_video_header));
+    EXPECT_EQ(true, module->impl_->SendOutgoingData(
+                     kVideoFrameKey, codec_.plType, 0, 0, payload,
+                     sizeof(payload), nullptr, &rtp_video_header, nullptr));
   }
 
   void IncomingRtcpNack(const RtpRtcpModule* module, uint16_t sequence_number) {