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

chromecast/media/cma/pipeline/audio_video_pipeline_impl_unittest.cc

 // Copyright 2014 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 <memory>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 78 matching lines @@
         encrypted_(encrypted),
         pipeline_backend_(nullptr) {
     eos_[STREAM_AUDIO] = eos_[STREAM_VIDEO] = false;
   }
 
   void Setup() {
     if (encrypted_) {
       cdm_context_.reset(new CastCdmContextForTest());
     }
     std::unique_ptr<MediaPipelineBackendDefault> backend =
-        base::WrapUnique(new MediaPipelineBackendDefault());
+        base::MakeUnique<MediaPipelineBackendDefault>();
     pipeline_backend_ = backend.get();
     media_pipeline_.Initialize(kLoadTypeURL, std::move(backend));
 
     if (have_audio_) {
       ::media::AudioDecoderConfig audio_config(
           ::media::kCodecMP3, ::media::kSampleFormatS16,
           ::media::CHANNEL_LAYOUT_STEREO, 44100, ::media::EmptyExtraData(),
           ::media::Unencrypted());
       AvPipelineClient client;
       client.eos_cb = base::Bind(&PipelineHelper::OnEos, base::Unretained(this),
@@ skipping 255 matching lines @@
 
   message_loop_.RunUntilIdle();
   message_loop_.PostTask(FROM_HERE,
                          base::Bind(&PipelineHelper::SetCdmLicenseInstalled,
                                     base::Unretained(pipeline_helper_.get())));
   message_loop_.Run();
 }
 
 }  // namespace media
 }  // namespace chromecast