Return unique_ptr<WebDataConsumerHandle::Reader> directly from obtainReader

content/child/shared_memory_data_consumer_handle.cc

Index: content/child/shared_memory_data_consumer_handle.cc
diff --git a/content/child/shared_memory_data_consumer_handle.cc b/content/child/shared_memory_data_consumer_handle.cc
index 0d22f772d0e1b35fa3edcd2d6b44a403acbc32e0..3c9b7a26ff8e65e81374fbc3a9524c8323ac5d96 100644
--- a/content/child/shared_memory_data_consumer_handle.cc
+++ b/content/child/shared_memory_data_consumer_handle.cc
@@ -473,13 +473,8 @@ SharedMemoryDataConsumerHandle::~SharedMemoryDataConsumerHandle() {
 }
 
 std::unique_ptr<blink::WebDataConsumerHandle::Reader>
-SharedMemoryDataConsumerHandle::ObtainReader(Client* client) {
-  return base::WrapUnique(obtainReaderInternal(client));
-}
-
-SharedMemoryDataConsumerHandle::ReaderImpl*
-SharedMemoryDataConsumerHandle::obtainReaderInternal(Client* client) {
-  return new ReaderImpl(context_, client);
+SharedMemoryDataConsumerHandle::obtainReader(Client* client) {
+  return base::WrapUnique(new ReaderImpl(context_, client));
 }
 
 const char* SharedMemoryDataConsumerHandle::debugName() const {