Stop using public_deps in modules/rtp_rtcp.

TBR=phoglund@webrtc.org

Bug: webrtc:8603
Change-Id: I86830df23db3f33a1a26098e639596bd3b86485a
No-Try: True
Reviewed-on: https://webrtc-review.googlesource.com/29780
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Edward Lemur <ehmaldonado@webrtc.org>
Reviewed-by: Patrik Höglund <phoglund@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#21108}
diff --git a/video/BUILD.gn b/video/BUILD.gn
index 434857b..c30f42f 100644
--- a/video/BUILD.gn
+++ b/video/BUILD.gn
@@ -63,6 +63,7 @@
     "../call:call_interfaces",
     "../call:rtp_interfaces",
     "../call:video_stream_api",
+    "../modules/rtp_rtcp:rtp_rtcp_format",
 
     # For RtxReceiveStream.
     "../call:rtp_receiver",
@@ -278,6 +279,7 @@
       "../modules/pacing",
       "../modules/rtp_rtcp",
       "../modules/rtp_rtcp:mock_rtp_rtcp",
+      "../modules/rtp_rtcp:rtp_rtcp_format",
       "../modules/utility",
       "../modules/video_coding",
       "../modules/video_coding:video_coding_utility",