Use clock_gettime instead of base::TimeTicks::Now() in QUIC

net/quic/platform/impl/quic_chromium_clock_test.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/quic/platform/impl/quic_chromium_clock.h"
 
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace net {
 namespace test {
 
 TEST(QuicChromiumClockTest, Now) {
   QuicChromiumClock clock;
 
-  QuicTime start(base::TimeTicks::Now());
+  QuicTime start = clock.Now();
   QuicTime now = clock.ApproximateNow();
-  QuicTime end(base::TimeTicks::Now());
+  QuicTime end = clock.Now();
 
   EXPECT_LE(start, now);
   EXPECT_LE(now, end);
 }
 
 TEST(QuicChromiumClockTest, WallNow) {
   QuicChromiumClock clock;
 
   base::Time start = base::Time::Now();
   QuicWallTime now = clock.WallNow();
   base::Time end = base::Time::Now();
 
   // If end > start, then we can check now is between start and end.
   if (end > start) {
     EXPECT_LE(static_cast<uint64_t>(start.ToTimeT()), now.ToUNIXSeconds());
     EXPECT_LE(now.ToUNIXSeconds(), static_cast<uint64_t>(end.ToTimeT()));
   }
 }
 
 }  // namespace test
 }  // namespace net