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

chrome/browser/usb/usb_chooser_context.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 "chrome/browser/usb/usb_chooser_context.h"
 
 #include <utility>
 #include <vector>
 
 #include "base/memory/ptr_util.h"
@@ skipping 82 matching lines @@
 
   for (const auto& map_entry : ephemeral_devices_) {
     const GURL& requesting_origin = map_entry.first.first;
     const GURL& embedding_origin = map_entry.first.second;
     for (const std::string& guid : map_entry.second) {
       scoped_refptr<UsbDevice> device = usb_service_->GetDevice(guid);
       DCHECK(device);
       base::DictionaryValue object;
       object.SetString(kDeviceNameKey, device->product_string());
       object.SetString(kGuidKey, device->guid());
-      objects.push_back(base::WrapUnique(new ChooserContextBase::Object(
+      objects.push_back(base::MakeUnique<ChooserContextBase::Object>(
           requesting_origin, embedding_origin, &object, "preference",
-          is_incognito_)));
+          is_incognito_));
     }
   }
 
   return objects;
 }
 
 void UsbChooserContext::RevokeObjectPermission(
     const GURL& requesting_origin,
     const GURL& embedding_origin,
     const base::DictionaryValue& object) {
@@ skipping 70 matching lines @@
 bool UsbChooserContext::IsValidObject(const base::DictionaryValue& object) {
   return object.size() == 4 && object.HasKey(kDeviceNameKey) &&
          object.HasKey(kVendorIdKey) && object.HasKey(kProductIdKey) &&
          object.HasKey(kSerialNumberKey);
 }
 
 void UsbChooserContext::OnDeviceRemoved(scoped_refptr<UsbDevice> device) {
   for (auto& map_entry : ephemeral_devices_)
     map_entry.second.erase(device->guid());
 }