Remove more usage of the base::ListValue::Append(Value*) overload.

google_apis/drive/drive_api_requests.cc

 // Copyright (c) 2012 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 "google_apis/drive/drive_api_requests.h"
 
 #include <stddef.h>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 74 matching lines @@
 // Attaches |properties| to the |request_body| if |properties| is not empty.
 // |request_body| must not be NULL.
 void AttachProperties(const Properties& properties,
                       base::DictionaryValue* request_body) {
   DCHECK(request_body);
   if (properties.empty())
     return;
 
   base::ListValue* const properties_value = new base::ListValue;
   for (const auto& property : properties) {
-    base::DictionaryValue* const property_value = new base::DictionaryValue;
+    std::unique_ptr<base::DictionaryValue> property_value(
+        new base::DictionaryValue);
     std::string visibility_as_string;
     switch (property.visibility()) {
       case Property::VISIBILITY_PRIVATE:
         visibility_as_string = "PRIVATE";
         break;
       case Property::VISIBILITY_PUBLIC:
         visibility_as_string = "PUBLIC";
         break;
     }
     property_value->SetString("visibility", visibility_as_string);
     property_value->SetString("key", property.key());
     property_value->SetString("value", property.value());
-    properties_value->Append(property_value);
+    properties_value->Append(std::move(property_value));
   }
   request_body->Set("properties", properties_value);
 }
 
 // Creates metadata JSON string for multipart uploading.
 // All the values are optional. If the value is empty or null, the value does
 // not appear in the metadata.
 std::string CreateMultipartUploadMetadataJson(
     const std::string& title,
     const std::string& parent_resource_id,
@@ skipping 1306 matching lines @@
     } else if (last_progress_value_ < child->data_offset + child->data_size &&
                child->data_offset + child->data_size < current) {
       child->request->NotifyUploadProgress(source, child->data_size,
                                            child->data_size);
     }
   }
   last_progress_value_ = current;
 }
 }  // namespace drive
 }  // namespace google_apis