Return unique_ptr<WebDataConsumerHandle::Reader> directly from obtainReader

third_party/WebKit/Source/modules/fetch/FetchFormDataConsumerHandle.cpp

Index: third_party/WebKit/Source/modules/fetch/FetchFormDataConsumerHandle.cpp
diff --git a/third_party/WebKit/Source/modules/fetch/FetchFormDataConsumerHandle.cpp b/third_party/WebKit/Source/modules/fetch/FetchFormDataConsumerHandle.cpp
index b20f7429effea9858350ed3030c3e69fd955e483..2f326a1afa11716bf190636642bbbfd6632d60dd 100644
--- a/third_party/WebKit/Source/modules/fetch/FetchFormDataConsumerHandle.cpp
+++ b/third_party/WebKit/Source/modules/fetch/FetchFormDataConsumerHandle.cpp
@@ -237,7 +237,7 @@ private:
             return formData.release();
         }
     private:
-        ReaderImpl(PassRefPtr<ComplexContext> context, Client* client) : m_context(context), m_reader(m_context->m_handle->obtainReader(client)) {}
+        ReaderImpl(PassRefPtr<ComplexContext> context, Client* client) : m_context(context), m_reader(m_context->m_handle->obtainFetchDataReader(client)) {}
 
         RefPtr<ComplexContext> m_context;
         std::unique_ptr<FetchDataConsumerHandle::Reader> m_reader;
@@ -330,9 +330,9 @@ FetchFormDataConsumerHandle::FetchFormDataConsumerHandle(ExecutionContext* execu
 }
 FetchFormDataConsumerHandle::~FetchFormDataConsumerHandle() {}
 
-FetchDataConsumerHandle::Reader* FetchFormDataConsumerHandle::obtainReaderInternal(Client* client)
+std::unique_ptr<FetchDataConsumerHandle::Reader> FetchFormDataConsumerHandle::obtainFetchDataReader(Client* client)
 {
-    return m_context->obtainReader(client).release();
+    return m_context->obtainReader(client);
 }
 
 } // namespace blink