Increasing STUN timeout for some more tests.

webrtc/p2p/base/relayport_unittest.cc

Index: webrtc/p2p/base/relayport_unittest.cc
diff --git a/webrtc/p2p/base/relayport_unittest.cc b/webrtc/p2p/base/relayport_unittest.cc
index 738ea9abb212a7ff586d7c22da26e62c6e63d40d..8574af3a74e9f4bcf8f334513cb2b2759e7e3a1a 100644
--- a/webrtc/p2p/base/relayport_unittest.cc
+++ b/webrtc/p2p/base/relayport_unittest.cc
@@ -152,8 +152,11 @@ class RelayPortTest : public testing::Test,
 
     EXPECT_FALSE(relay_port_->IsReady());
 
-    // Should have timed out in 200 + 200 + 400 + 800 + 1600 ms.
-    EXPECT_TRUE_WAIT(HasFailed(&fake_protocol_address), 3600);
+    // Should have timed out in 200 + 200 + 400 + 800 + 1600 ms = 3200ms.
+    // Add some margin of error for slow bots.
+    // TODO(deadbeef): Use simulated clock instead of just increasing timeouts
+    // to fix flaky tests.
+    EXPECT_TRUE_WAIT(HasFailed(&fake_protocol_address), 5000);
 
     // Wait until relayport is ready.
     EXPECT_TRUE_WAIT(relay_port_->IsReady(), kMaxTimeoutMs);