Rename some variables and methods in RTC event log.

webrtc/tools/event_log_visualizer/analyzer.h

Index: webrtc/tools/event_log_visualizer/analyzer.h
diff --git a/webrtc/tools/event_log_visualizer/analyzer.h b/webrtc/tools/event_log_visualizer/analyzer.h
index bb7667fbb8adb9bacfed5a0ca2e0f52550e09d89..f0557a20c1f792492afd1e6339669181c801da7f 100644
--- a/webrtc/tools/event_log_visualizer/analyzer.h
+++ b/webrtc/tools/event_log_visualizer/analyzer.h
@@ -45,7 +45,7 @@ struct LoggedRtcpPacket {
   std::unique_ptr<rtcp::RtcpPacket> packet;
 };
 
-struct BwePacketLossEvent {
+struct LossBasedBweUpdate {
   uint64_t timestamp;
   int32_t new_bitrate;
   uint8_t fraction_loss;
@@ -150,7 +150,7 @@ class EventLogAnalyzer {
   std::map<StreamId, std::vector<LoggedRtcpPacket>> rtcp_packets_;
 
   // A list of all updates from the send-side loss-based bandwidth estimator.
-  std::vector<BwePacketLossEvent> bwe_loss_updates_;
+  std::vector<LossBasedBweUpdate> bwe_loss_updates_;
 
   // Window and step size used for calculating moving averages, e.g. bitrate.
   // The generated data points will be |step_| microseconds apart.