Fixes a bug where a video stream can get stuck in the suspended state.

webrtc/test/fake_network_pipe.cc

Index: webrtc/test/fake_network_pipe.cc
diff --git a/webrtc/test/fake_network_pipe.cc b/webrtc/test/fake_network_pipe.cc
index 0b3aa6ac71c2b3695789fb19713d32a0c14ecbc0..d594ab8104e3b6d7b0499b85415732544ae3b40d 100644
--- a/webrtc/test/fake_network_pipe.cc
+++ b/webrtc/test/fake_network_pipe.cc
@@ -33,31 +33,14 @@ FakeNetworkPipe::FakeNetworkPipe(Clock* clock,
     : clock_(clock),
       packet_receiver_(NULL),
       random_(seed),
-      config_(config),
+      config_(),
       dropped_packets_(0),
       sent_packets_(0),
       total_packet_delay_(0),
       bursting_(false),
       next_process_time_(clock_->TimeInMilliseconds()),
       last_log_time_(clock_->TimeInMilliseconds()) {
-  double prob_loss = config.loss_percent / 100.0;
-  if (config_.avg_burst_loss_length == -1) {
-    // Uniform loss
-    prob_loss_bursting_ = prob_loss;
-    prob_start_bursting_ = prob_loss;
-  } else {
-    // Lose packets according to a gilbert-elliot model.
-    int avg_burst_loss_length = config.avg_burst_loss_length;
-    int min_avg_burst_loss_length = std::ceil(prob_loss / (1 - prob_loss));
-
-    RTC_CHECK_GT(avg_burst_loss_length, min_avg_burst_loss_length)
-        << "For a total packet loss of " << config.loss_percent << "%% then"
-        << " avg_burst_loss_length must be " << min_avg_burst_loss_length + 1
-        << " or higher.";
-
-    prob_loss_bursting_ = (1.0 - 1.0 / avg_burst_loss_length);
-    prob_start_bursting_ = prob_loss / (1 - prob_loss) / avg_burst_loss_length;
-  }
+  SetConfig(config);
 }
 
 FakeNetworkPipe::~FakeNetworkPipe() {
@@ -78,6 +61,24 @@ void FakeNetworkPipe::SetReceiver(PacketReceiver* receiver) {
 void FakeNetworkPipe::SetConfig(const FakeNetworkPipe::Config& config) {
   rtc::CritScope crit(&lock_);
   config_ = config;  // Shallow copy of the struct.
+  double prob_loss = config.loss_percent / 100.0;
+  if (config_.avg_burst_loss_length == -1) {
+    // Uniform loss
+    prob_loss_bursting_ = prob_loss;
+    prob_start_bursting_ = prob_loss;
+  } else {
+    // Lose packets according to a gilbert-elliot model.
+    int avg_burst_loss_length = config.avg_burst_loss_length;
+    int min_avg_burst_loss_length = std::ceil(prob_loss / (1 - prob_loss));
+
+    RTC_CHECK_GT(avg_burst_loss_length, min_avg_burst_loss_length)
+        << "For a total packet loss of " << config.loss_percent << "%% then"
+        << " avg_burst_loss_length must be " << min_avg_burst_loss_length + 1
+        << " or higher.";
+
+    prob_loss_bursting_ = (1.0 - 1.0 / avg_burst_loss_length);
+    prob_start_bursting_ = prob_loss / (1 - prob_loss) / avg_burst_loss_length;
+  }
 }
 
 void FakeNetworkPipe::SendPacket(const uint8_t* data, size_t data_length) {