Add task queue to Call.

webrtc/call/bitrate_allocator.cc

Index: webrtc/call/bitrate_allocator.cc
diff --git a/webrtc/call/bitrate_allocator.cc b/webrtc/call/bitrate_allocator.cc
index e82123a8b09c9069342aa4aaa62e0793d3da5190..dc42322cc4835a127090109af0c12b7af2d1bf95 100644
--- a/webrtc/call/bitrate_allocator.cc
+++ b/webrtc/call/bitrate_allocator.cc
@@ -34,12 +34,14 @@ BitrateAllocator::BitrateAllocator(LimitObserver* limit_observer)
       last_bitrate_bps_(kDefaultBitrateBps),
       last_non_zero_bitrate_bps_(kDefaultBitrateBps),
       last_fraction_loss_(0),
-      last_rtt_(0) {}
+      last_rtt_(0) {
+  thread_checker_.DetachFromThread();
+}
 
 void BitrateAllocator::OnNetworkChanged(uint32_t target_bitrate_bps,
                                         uint8_t fraction_loss,
                                         int64_t rtt) {
-  rtc::CritScope lock(&crit_sect_);
+  RTC_DCHECK_RUN_ON(&thread_checker_);
   last_bitrate_bps_ = target_bitrate_bps;
   last_non_zero_bitrate_bps_ =
       target_bitrate_bps > 0 ? target_bitrate_bps : last_non_zero_bitrate_bps_;
@@ -58,7 +60,7 @@ void BitrateAllocator::AddObserver(BitrateAllocatorObserver* observer,
                                    uint32_t max_bitrate_bps,
                                    uint32_t pad_up_bitrate_bps,
                                    bool enforce_min_bitrate) {
-  rtc::CritScope lock(&crit_sect_);
+  RTC_DCHECK_RUN_ON(&thread_checker_);
   auto it = FindObserverConfig(observer);
 
   // Update settings if the observer already exists, create a new one otherwise.
@@ -92,36 +94,33 @@ void BitrateAllocator::AddObserver(BitrateAllocatorObserver* observer,
 }
 
 void BitrateAllocator::UpdateAllocationLimits() {
+  RTC_DCHECK_RUN_ON(&thread_checker_);
   uint32_t total_requested_padding_bitrate = 0;
   uint32_t total_requested_min_bitrate = 0;
 
-  {
-    rtc::CritScope lock(&crit_sect_);
     for (const auto& config : bitrate_observer_configs_) {

[tommi, 2016/06/29 14:49:41]

run git cl format

       if (config.enforce_min_bitrate) {
         total_requested_min_bitrate += config.min_bitrate_bps;
       }
       total_requested_padding_bitrate += config.pad_up_bitrate_bps;
     }
-  }
 
   limit_observer_->OnAllocationLimitsChanged(total_requested_min_bitrate,
                                              total_requested_padding_bitrate);
 }
 
 void BitrateAllocator::RemoveObserver(BitrateAllocatorObserver* observer) {
-  {
-    rtc::CritScope lock(&crit_sect_);
-    auto it = FindObserverConfig(observer);
-    if (it != bitrate_observer_configs_.end()) {
-      bitrate_observer_configs_.erase(it);
+  RTC_DCHECK_RUN_ON(&thread_checker_);
+  auto it = FindObserverConfig(observer);
+  if (it != bitrate_observer_configs_.end()) {
+    bitrate_observer_configs_.erase(it);
     }

[tommi, 2016/06/29 14:49:41]

please :)

-  }
+
   UpdateAllocationLimits();
 }
 
 int BitrateAllocator::GetStartBitrate(BitrateAllocatorObserver* observer) {
-  rtc::CritScope lock(&crit_sect_);
+  RTC_DCHECK_RUN_ON(&thread_checker_);
   const auto& it = last_allocation_.find(observer);
   if (it != last_allocation_.end())
     return it->second;