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

chrome/browser/browsing_data/media_licenses_counter_browsertest.cc

 // Copyright 2016 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 "chrome/browser/browsing_data/media_licenses_counter.h"
 
 #include "base/memory/ptr_util.h"
 #include "base/run_loop.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
@@ skipping 101 matching lines @@
                   const GURL& origin,
                   const std::string& fsid,
                   const std::string& file_name) {
     std::string root = storage::GetIsolatedFileSystemRootURIString(
         origin, fsid, ppapi::kPluginPrivateRootName);
     storage::FileSystemURL file_url =
         filesystem_context->CrackURL(GURL(root + file_name));
     storage::AsyncFileUtil* file_util = filesystem_context->GetAsyncFileUtil(
         storage::kFileSystemTypePluginPrivate);
     std::unique_ptr<storage::FileSystemOperationContext> operation_context =
-        base::WrapUnique(
-            new storage::FileSystemOperationContext(filesystem_context));
+        base::MakeUnique<storage::FileSystemOperationContext>(
+            filesystem_context);
     operation_context->set_allowed_bytes_growth(
         storage::QuotaManager::kNoLimit);
     file_util->EnsureFileExists(
         std::move(operation_context), file_url,
         base::Bind(&MediaLicensesCounterTest::OnFileCreated,
                    base::Unretained(this)));
     RunAndWaitForResult();
   }
 
   void OnFileSystemOpened(base::File::Error result) {
@@ skipping 78 matching lines @@
   SetMediaLicenseDeletionPref(true);
 
   RunAndWaitForResult();
 
   EXPECT_TRUE(CallbackCalled());
   EXPECT_EQ(0u, GetCount());
   EXPECT_TRUE(GetOrigin().empty());
 }
 
 }  // namespace