Change default timestamp to 64 bits in all webrtc directories.

webrtc/api/peerconnectionfactory.cc

 /*
  *  Copyright 2004 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 135 matching lines @@
 
   if (owns_ptrs_) {
     if (wraps_current_thread_)
       rtc::ThreadManager::Instance()->UnwrapCurrentThread();
     delete worker_thread_;
   }
 }
 
 bool PeerConnectionFactory::Initialize() {
   RTC_DCHECK(signaling_thread_->IsCurrent());
-  rtc::InitRandom(rtc::Time());
+  rtc::InitRandom(rtc::Time32());
 
   default_network_manager_.reset(new rtc::BasicNetworkManager());
   if (!default_network_manager_) {
     return false;
   }
 
   default_socket_factory_.reset(
       new rtc::BasicPacketSocketFactory(worker_thread_));
   if (!default_socket_factory_) {
     return false;
@@ skipping 184 matching lines @@
 }
 
 cricket::MediaEngineInterface* PeerConnectionFactory::CreateMediaEngine_w() {
   ASSERT(worker_thread_ == rtc::Thread::Current());
   return cricket::WebRtcMediaEngineFactory::Create(
       default_adm_.get(), video_encoder_factory_.get(),
       video_decoder_factory_.get());
 }
 
 }  // namespace webrtc