Re-write many calls to WrapUnique() with MakeUnique()

components/dom_distiller/core/distillable_page_detector_unittest.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/dom_distiller/core/distillable_page_detector.h"
 
 #include "base/memory/ptr_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace dom_distiller {
@@ skipping 12 matching lines @@
   }
 
   std::unique_ptr<DistillablePageDetector> Build() {
     int num_features = 0;
     for (int i = 0; i < proto_.stump_size(); ++i) {
       num_features =
           std::max(num_features, proto_.stump(i).feature_number() + 1);
     }
     proto_.set_num_features(num_features);
     proto_.set_num_stumps(proto_.stump_size());
-    return base::WrapUnique(new DistillablePageDetector(
-        base::WrapUnique(new AdaBoostProto(proto_))));
+    return base::MakeUnique<DistillablePageDetector>(
+        base::WrapUnique(new AdaBoostProto(proto_)));
   }
 
  private:
   AdaBoostProto proto_;
 };
 
 }
 
 TEST(DomDistillerDistillablePageDetectorTest, TestCalculateThreshold) {
   std::unique_ptr<DistillablePageDetector> detector =
@@ skipping 55 matching lines @@
   std::vector<double> features;
   EXPECT_DOUBLE_EQ(0.0, detector->Score(features));
   features.push_back(-3.0);
   features.push_back(1.0);
   EXPECT_DOUBLE_EQ(0.0, detector->Score(features));
 }
 
 
 }