Remove an unused debug message.

TBR=zhihuang@webrtc.org

Bug: None
Change-Id: If4cbffbba1e25a839a89c2b5956138481cb00edd
Reviewed-on: https://webrtc-review.googlesource.com/24740
Reviewed-by: Zhi Huang <zhihuang@webrtc.org>
Commit-Queue: Zhi Huang <zhihuang@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#20805}
diff --git a/pc/dtlssrtptransport_unittest.cc b/pc/dtlssrtptransport_unittest.cc
index 7af9870..ac1af1c 100644
--- a/pc/dtlssrtptransport_unittest.cc
+++ b/pc/dtlssrtptransport_unittest.cc
@@ -436,7 +436,6 @@
   std::vector<int> encrypted_headers;
   encrypted_headers.push_back(kHeaderExtensionIDs[0]);
   encrypted_headers.push_back(kHeaderExtensionIDs[1]);
-  RTC_LOG(INFO) << "here";
 
   dtls_srtp_transport1_->SetSendEncryptedHeaderExtensionIds(encrypted_headers);
   dtls_srtp_transport1_->SetRecvEncryptedHeaderExtensionIds(encrypted_headers);