Removed RtcEventLog deps to call:call_interfaces.

webrtc/modules/congestion_controller/BUILD.gn

Index: webrtc/modules/congestion_controller/BUILD.gn
diff --git a/webrtc/modules/congestion_controller/BUILD.gn b/webrtc/modules/congestion_controller/BUILD.gn
index 352d41083d08d0cfa2ec075759665419d91991e0..f32b7b62f5e6973176dc625290b719d42a7a6038 100644
--- a/webrtc/modules/congestion_controller/BUILD.gn
+++ b/webrtc/modules/congestion_controller/BUILD.gn
@@ -86,6 +86,7 @@ if (rtc_include_tests) {
     deps = [
       ":congestion_controller",
       ":mock_congestion_controller",
+      "../../base:rtc_base",

[terelius, 2017/05/23 11:57:58]

Why do we need to add this? I thought we only wanted to depend on
rtc_base_approved, but maybe the meaning changed?

[perkj_webrtc, 2017/05/24 12:32:21]

It uses webrtc/base/socket.h
rtc::SentPacket
CongestionController already depend on base. 
 It previously probably worked since call.h also includes socket.h  

       "../../base:rtc_base_approved",
       "../../system_wrappers:system_wrappers",
       "../../test:field_trial",