Add a new QUIC platform API for text utilities.

net/quic/core/quic_sent_packet_manager.cc

Index: net/quic/core/quic_sent_packet_manager.cc
diff --git a/net/quic/core/quic_sent_packet_manager.cc b/net/quic/core/quic_sent_packet_manager.cc
index a00d6802edf9195581ac8501e4ee67496e52bb94..8872f461947faba63c5c20aa56e6ecdd91cff2be 100644
--- a/net/quic/core/quic_sent_packet_manager.cc
+++ b/net/quic/core/quic_sent_packet_manager.cc
@@ -17,7 +17,7 @@
 #include "net/quic/core/quic_bug_tracker.h"
 #include "net/quic/core/quic_connection_stats.h"
 #include "net/quic/core/quic_flags.h"
-
+#include "net/quic/core/quic_pending_retransmission.h"
 
 namespace net {
 
@@ -867,8 +867,9 @@ const QuicTime::Delta QuicSentPacketManager::GetTailLossProbeDelay() const {
                  static_cast<int64_t>(0.5 * srtt.ToMilliseconds())));
   }
   if (!unacked_packets_.HasMultipleInFlightPackets()) {
-    return std::max(2 * srtt, 1.5 * srtt + QuicTime::Delta::FromMilliseconds(
-                                               kMinRetransmissionTimeMs / 2));
+    return std::max(2 * srtt,
+                    1.5 * srtt + QuicTime::Delta::FromMilliseconds(
+                                     kMinRetransmissionTimeMs / 2));
   }
   return QuicTime::Delta::FromMilliseconds(
       std::max(kMinTailLossProbeTimeoutMs,