Replace scoped_ptr with unique_ptr in webrtc/video/

webrtc/video/overuse_frame_detector.cc

 /*
  *  Copyright (c) 2013 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 148 matching lines @@
   float InitialProcessingMs() const {
     return InitialUsageInPercent() * kInitialSampleDiffMs / 100;
   }
 
   const float kWeightFactorFrameDiff;
   const float kWeightFactorProcessing;
   const float kInitialSampleDiffMs;
   const float kMaxSampleDiffMs;
   uint64_t count_;
   const CpuOveruseOptions options_;
-  rtc::scoped_ptr<rtc::ExpFilter> filtered_processing_ms_;
-  rtc::scoped_ptr<rtc::ExpFilter> filtered_frame_diff_ms_;
+  std::unique_ptr<rtc::ExpFilter> filtered_processing_ms_;
+  std::unique_ptr<rtc::ExpFilter> filtered_frame_diff_ms_;
 };
 
 OveruseFrameDetector::OveruseFrameDetector(
     Clock* clock,
     const CpuOveruseOptions& options,
     CpuOveruseObserver* observer,
     EncodedFrameObserver* encoder_timing,
     CpuOveruseMetricsObserver* metrics_observer)
     : options_(options),
       observer_(observer),
@@ skipping 192 matching lines @@
 bool OveruseFrameDetector::IsUnderusing(const CpuOveruseMetrics& metrics,
                                         int64_t time_now) {
   int delay = in_quick_rampup_ ? kQuickRampUpDelayMs : current_rampup_delay_ms_;
   if (time_now < last_rampup_time_ms_ + delay)
     return false;
 
   return metrics.encode_usage_percent <
          options_.low_encode_usage_threshold_percent;
 }
 }  // namespace webrtc