Added option to specify a maximum file size when recording an AEC dump.

talk/app/webrtc/peerconnectionfactory.cc

Index: talk/app/webrtc/peerconnectionfactory.cc
diff --git a/talk/app/webrtc/peerconnectionfactory.cc b/talk/app/webrtc/peerconnectionfactory.cc
index 54a32bc7b8618235762e1840dfc51c5ad3f784fd..1c0663ec1abff08083042f78488b5a03d1ef21e3 100644
--- a/talk/app/webrtc/peerconnectionfactory.cc
+++ b/talk/app/webrtc/peerconnectionfactory.cc
@@ -218,6 +218,12 @@ bool PeerConnectionFactory::StartAecDump(rtc::PlatformFile file) {
   return channel_manager_->StartAecDump(file);
 }
 
+bool PeerConnectionFactory::StartAecDump(rtc::PlatformFile file,
+                                         int max_size_bytes) {
+  RTC_DCHECK(signaling_thread_->IsCurrent());
+  return channel_manager_->StartAecDump(file, max_size_bytes);
+}
+
 bool PeerConnectionFactory::StartRtcEventLog(rtc::PlatformFile file) {
   RTC_DCHECK(signaling_thread_->IsCurrent());
   return channel_manager_->StartRtcEventLog(file);