Modified the rtp_receiver_unittests.

webrtc/modules/rtp_rtcp/source/rtp_receiver_impl.cc

Index: webrtc/modules/rtp_rtcp/source/rtp_receiver_impl.cc
diff --git a/webrtc/modules/rtp_rtcp/source/rtp_receiver_impl.cc b/webrtc/modules/rtp_rtcp/source/rtp_receiver_impl.cc
index 9dd43c416abd02112087364eb925f5600d8e4cae..6ae5f97451d6d98027e1c36d2366ca2f54bb75a8 100644
--- a/webrtc/modules/rtp_rtcp/source/rtp_receiver_impl.cc
+++ b/webrtc/modules/rtp_rtcp/source/rtp_receiver_impl.cc
@@ -211,12 +211,11 @@ TelephoneEventHandler* RtpReceiverImpl::GetTelephoneEventHandler() {
 }
 
 std::vector<RtpSource> RtpReceiverImpl::GetSources() const {
-  int64_t now_ms = clock_->TimeInMilliseconds();
-  std::vector<RtpSource> sources;
-
-  {
     rtc::CritScope lock(&critical_section_rtp_receiver_);
 
+    int64_t now_ms = clock_->TimeInMilliseconds();
+    std::vector<RtpSource> sources;
+
     RTC_DCHECK(std::is_sorted(ssrc_sources_.begin(), ssrc_sources_.end(),
                               [](const RtpSource& lhs, const RtpSource& rhs) {
                                 return lhs.timestamp_ms() < rhs.timestamp_ms();
@@ -244,8 +243,6 @@ std::vector<RtpSource> RtpReceiverImpl::GetSources() const {
       }
       sources.push_back(*rit);
     }

[Taylor Brandstetter, 2017/04/10 22:35:14]

Can remove a level of indentation now.

-  }  // End critsect.
-
   return sources;
 }