Revert of Create rtc::AtomicInt POD struct.

webrtc/video/video_capture_input.cc

Index: webrtc/video/video_capture_input.cc
diff --git a/webrtc/video/video_capture_input.cc b/webrtc/video/video_capture_input.cc
index 7e881eb5b8d47c12b1b3b930ed4cd88e184ce3a3..1f416490aec610f181a3a522ddaab66c9140a507 100644
--- a/webrtc/video/video_capture_input.cc
+++ b/webrtc/video/video_capture_input.cc
@@ -46,6 +46,7 @@
                                                   this,
                                                   "EncoderThread")),
       capture_event_(EventWrapper::Create()),
+      stop_(0),
       last_captured_timestamp_(0),
       delta_ntp_internal_ms_(
           Clock::GetRealTimeClock()->CurrentNtpInMilliseconds() -
@@ -64,7 +65,7 @@
   module_process_thread_->DeRegisterModule(overuse_detector_.get());
 
   // Stop the thread.
-  rtc::AtomicInt::ReleaseStore(&stop_, 1);
+  rtc::AtomicOps::ReleaseStore(&stop_, 1);
   capture_event_->Set();
   encoder_thread_->Stop();
 }
@@ -128,7 +129,7 @@
   static const int kThreadWaitTimeMs = 100;
   int64_t capture_time = -1;
   if (capture_event_->Wait(kThreadWaitTimeMs) == kEventSignaled) {
-    if (rtc::AtomicInt::AcquireLoad(&stop_))
+    if (rtc::AtomicOps::AcquireLoad(&stop_))
       return false;
 
     int64_t encode_start_time = -1;