Set / verify stats report timestamps.

talk/app/webrtc/peerconnection_unittest.cc

Index: talk/app/webrtc/peerconnection_unittest.cc
diff --git a/talk/app/webrtc/peerconnection_unittest.cc b/talk/app/webrtc/peerconnection_unittest.cc
index 99ee9be867168a99ca9f6fe898ce2517aede4a56..b9d80196e6b1d635bc3a9a895d7468b0e64b324e 100644
--- a/talk/app/webrtc/peerconnection_unittest.cc
+++ b/talk/app/webrtc/peerconnection_unittest.cc
@@ -350,6 +350,7 @@ class PeerConnectionTestClientBase
     EXPECT_TRUE(peer_connection_->GetStats(
         observer, track, PeerConnectionInterface::kStatsOutputLevelStandard));
     EXPECT_TRUE_WAIT(observer->called(), kMaxWaitMs);
+    EXPECT_NE(0, observer->timestamp());
     return observer->AudioOutputLevel();
   }
 
@@ -359,6 +360,7 @@ class PeerConnectionTestClientBase
     EXPECT_TRUE(peer_connection_->GetStats(
         observer, NULL, PeerConnectionInterface::kStatsOutputLevelStandard));
     EXPECT_TRUE_WAIT(observer->called(), kMaxWaitMs);
+    EXPECT_NE(0, observer->timestamp());
     return observer->AudioInputLevel();
   }
 
@@ -368,6 +370,7 @@ class PeerConnectionTestClientBase
     EXPECT_TRUE(peer_connection_->GetStats(
         observer, track, PeerConnectionInterface::kStatsOutputLevelStandard));
     EXPECT_TRUE_WAIT(observer->called(), kMaxWaitMs);
+    EXPECT_NE(0, observer->timestamp());
     return observer->BytesReceived();
   }
 
@@ -377,6 +380,7 @@ class PeerConnectionTestClientBase
     EXPECT_TRUE(peer_connection_->GetStats(
         observer, track, PeerConnectionInterface::kStatsOutputLevelStandard));
     EXPECT_TRUE_WAIT(observer->called(), kMaxWaitMs);
+    EXPECT_NE(0, observer->timestamp());
     return observer->BytesSent();
   }
 
@@ -386,6 +390,7 @@ class PeerConnectionTestClientBase
     EXPECT_TRUE(peer_connection_->GetStats(
         observer, NULL, PeerConnectionInterface::kStatsOutputLevelStandard));
     EXPECT_TRUE_WAIT(observer->called(), kMaxWaitMs);
+    EXPECT_NE(0, observer->timestamp());
     int bw = observer->AvailableReceiveBandwidth();
     return bw;
   }
@@ -396,6 +401,7 @@ class PeerConnectionTestClientBase
     EXPECT_TRUE(peer_connection_->GetStats(
         observer, NULL, PeerConnectionInterface::kStatsOutputLevelStandard));
     EXPECT_TRUE_WAIT(observer->called(), kMaxWaitMs);
+    EXPECT_NE(0, observer->timestamp());
     return observer->DtlsCipher();
   }
 
@@ -405,6 +411,7 @@ class PeerConnectionTestClientBase
     EXPECT_TRUE(peer_connection_->GetStats(
         observer, NULL, PeerConnectionInterface::kStatsOutputLevelStandard));
     EXPECT_TRUE_WAIT(observer->called(), kMaxWaitMs);
+    EXPECT_NE(0, observer->timestamp());
     return observer->SrtpCipher();
   }