Remove SupportsUserData from ResourceRequestBodyImpl.

content/browser/blob_storage/chrome_blob_storage_context.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 "content/browser/blob_storage/chrome_blob_storage_context.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/files/file.h"
 #include "base/files/file_enumerator.h"
 #include "base/files/file_util.h"
 #include "base/guid.h"
 #include "base/memory/ptr_util.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/single_thread_task_runner.h"
+#include "base/supports_user_data.h"
 #include "base/task_runner.h"
 #include "base/task_scheduler/post_task.h"
 #include "content/browser/resource_context_impl.h"
 #include "content/common/resource_request_body_impl.h"
 #include "content/public/browser/blob_handle.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
 #include "storage/browser/blob/blob_data_builder.h"
-#include "storage/browser/blob/blob_data_handle.h"
 #include "storage/browser/blob/blob_memory_controller.h"
 #include "storage/browser/blob/blob_storage_context.h"
 
 using base::FilePath;
 using base::UserDataAdapter;
 using storage::BlobStorageContext;
 
 namespace content {
 
 namespace {
@@ skipping 154 matching lines @@
   delete this;
 }
 
 storage::BlobStorageContext* GetBlobStorageContext(
     ChromeBlobStorageContext* blob_storage_context) {
   if (!blob_storage_context)
     return NULL;
   return blob_storage_context->context();
 }
 
-bool AttachRequestBodyBlobDataHandles(ResourceRequestBodyImpl* body,
-                                      ResourceContext* resource_context) {
+std::unique_ptr<BlobHandles> GetBodyBlobDataHandles(
+    ResourceRequestBodyImpl* body,
+    ResourceContext* resource_context) {
   storage::BlobStorageContext* blob_context = GetBlobStorageContext(
       GetChromeBlobStorageContextForResourceContext(resource_context));
 
+  std::unique_ptr<BlobHandles> blob_handles(new BlobHandles());
+
   DCHECK(blob_context);
   for (size_t i = 0; i < body->elements()->size(); ++i) {
     const ResourceRequestBodyImpl::Element& element = (*body->elements())[i];
     if (element.type() != ResourceRequestBodyImpl::Element::TYPE_BLOB)
       continue;
     std::unique_ptr<storage::BlobDataHandle> handle =
         blob_context->GetBlobDataFromUUID(element.blob_uuid());
     if (!handle)
-      return false;
-    // Ensure the blob and any attached shareable files survive until
-    // upload completion. The |body| takes ownership of |handle|.
-    const void* key = handle.get();
-    body->SetUserData(key, std::move(handle));
+      return nullptr;
+    blob_handles->push_back(std::move(handle));
   }
-  return true;
+  return blob_handles;
 }
 
 }  // namespace content