Revert 272540 "Revert 272504 "Destroy all rtc peer connection ha..."

trunk/src/content/renderer/render_thread_impl.cc

Index: trunk/src/content/renderer/render_thread_impl.cc
===================================================================
--- trunk/src/content/renderer/render_thread_impl.cc	(revision 272603)
+++ trunk/src/content/renderer/render_thread_impl.cc	(working copy)
@@ -79,6 +79,7 @@
 #include "content/renderer/media/midi_message_filter.h"
 #include "content/renderer/media/peer_connection_tracker.h"
 #include "content/renderer/media/renderer_gpu_video_accelerator_factories.h"
+#include "content/renderer/media/rtc_peer_connection_handler.h"
 #include "content/renderer/media/video_capture_impl_manager.h"
 #include "content/renderer/media/video_capture_message_filter.h"
 #include "content/renderer/media/webrtc/peer_connection_dependency_factory.h"
@@ -534,6 +535,8 @@
   audio_message_filter_ = NULL;
 
 #if defined(ENABLE_WEBRTC)
+  RTCPeerConnectionHandler::DestructAllHandlers();
+
   peer_connection_factory_.reset();
 #endif
   RemoveFilter(vc_manager_->video_capture_message_filter());