message: Re-enable a couple PortAllocator tests under ASAN
  Ran each test 10,000 times locally and could not detect any
  flakiness.
  Cr-Commit-Position: refs/heads/master@{#30440}
diff: @@ -1373,10 +1373,6 @@ TEST_F(BasicPortAllocatorTest, TestDisableUdpTurn) {
  EXPECT_TRUE(HasCandidate(candidates_, "local", "tcp", kClientAddr));
  }
  -// Disable for asan, see
  -// https://code.google.com/p/webrtc/issues/detail?id=4743 for details.
  -#if !defined(ADDRESS_SANITIZER)
  -
  // Test that we can get OnCandidatesAllocationDone callback when all the ports
  // are disabled.
  TEST_F(BasicPortAllocatorTest, TestDisableAllPorts) {
  @@ -1402,8 +1398,6 @@ TEST_F(BasicPortAllocatorTest, TestGetAllPortsNoUdpSockets) {
  EXPECT_TRUE(HasCandidate(candidates_, "local", "tcp", kClientAddr));
  }
  -#endif // if !defined(ADDRESS_SANITIZER)
  -
  // Test that we don't crash or malfunction if we can't create UDP sockets or
  // listen on TCP sockets. We still give out a local TCP address, since
  // apparently this is needed for the remote side to accept our connection.
  