Convert //cc from scoped_ptr to std::unique_ptr.

cc/debug/rasterize_and_record_benchmark.h

Index: cc/debug/rasterize_and_record_benchmark.h
diff --git a/cc/debug/rasterize_and_record_benchmark.h b/cc/debug/rasterize_and_record_benchmark.h
index a049d38afd83a0060f96c5da02a57b1316466958..f68b566aa793bdfd74ae8fe9625eb5b7e4a66b40 100644
--- a/cc/debug/rasterize_and_record_benchmark.h
+++ b/cc/debug/rasterize_and_record_benchmark.h
@@ -29,7 +29,7 @@ class Layer;
 class RasterizeAndRecordBenchmark : public MicroBenchmark {
  public:
   explicit RasterizeAndRecordBenchmark(
-      scoped_ptr<base::Value> value,
+      std::unique_ptr<base::Value> value,
       const MicroBenchmark::DoneCallback& callback);
   ~RasterizeAndRecordBenchmark() override;
 
@@ -37,11 +37,11 @@ class RasterizeAndRecordBenchmark : public MicroBenchmark {
   void DidUpdateLayers(LayerTreeHost* host) override;
   void RunOnLayer(PictureLayer* layer) override;
 
-  scoped_ptr<MicroBenchmarkImpl> CreateBenchmarkImpl(
+  std::unique_ptr<MicroBenchmarkImpl> CreateBenchmarkImpl(
       scoped_refptr<base::SingleThreadTaskRunner> origin_task_runner) override;
 
  private:
-  void RecordRasterResults(scoped_ptr<base::Value> results);
+  void RecordRasterResults(std::unique_ptr<base::Value> results);
 
   struct RecordResults {
     RecordResults();
@@ -54,8 +54,8 @@ class RasterizeAndRecordBenchmark : public MicroBenchmark {
 
   RecordResults record_results_;
   int record_repeat_count_;
-  scoped_ptr<base::Value> settings_;
-  scoped_ptr<base::DictionaryValue> results_;
+  std::unique_ptr<base::Value> settings_;
+  std::unique_ptr<base::DictionaryValue> results_;
 
   // The following is used in DCHECKs.
   bool main_thread_benchmark_done_;