Rename rtc::Time64 --> rtc::TimeMillis.

webrtc/p2p/base/stunrequest_unittest.cc

Index: webrtc/p2p/base/stunrequest_unittest.cc
diff --git a/webrtc/p2p/base/stunrequest_unittest.cc b/webrtc/p2p/base/stunrequest_unittest.cc
index 5e4d256002179711d778d91cc6b0b91c6fb0e690..5845a0ecbbbca52ea6d1336a6758b081305a76ed 100644
--- a/webrtc/p2p/base/stunrequest_unittest.cc
+++ b/webrtc/p2p/base/stunrequest_unittest.cc
@@ -146,13 +146,13 @@ TEST_F(StunRequestTest, TestUnexpected) {
 TEST_F(StunRequestTest, TestBackoff) {
   StunMessage* req = CreateStunMessage(STUN_BINDING_REQUEST, NULL);
 
-  int64_t start = rtc::Time64();
+  int64_t start = rtc::TimeMillis();
   manager_.Send(new StunRequestThunker(req, this));
   StunMessage* res = CreateStunMessage(STUN_BINDING_RESPONSE, req);
   for (int i = 0; i < 9; ++i) {
     while (request_count_ == i)
       rtc::Thread::Current()->ProcessMessages(1);
-    int64_t elapsed = rtc::Time64() - start;
+    int64_t elapsed = rtc::TimeMillis() - start;
     LOG(LS_INFO) << "STUN request #" << (i + 1)
                  << " sent at " << elapsed << " ms";
     EXPECT_GE(TotalDelay(i + 1), elapsed);