1 files changed, 3 insertions, 48 deletions

diff --git a/chromium/third_party/blink/renderer/core/fetch/blob_bytes_consumer.h b/chromium/third_party/blink/renderer/core/fetch/blob_bytes_consumer.h
index 674305347a3..579273980ce 100644
--- a/chromium/third_party/blink/renderer/core/fetch/blob_bytes_consumer.h
+++ b/chromium/third_party/blink/renderer/core/fetch/blob_bytes_consumer.h
@@ -8,28 +8,17 @@
 #include <memory>
 #include "base/memory/scoped_refptr.h"
 #include "third_party/blink/renderer/core/core_export.h"
-#include "third_party/blink/renderer/core/dom/context_lifecycle_observer.h"
 #include "third_party/blink/renderer/core/fetch/bytes_consumer.h"
-#include "third_party/blink/renderer/core/loader/threadable_loader_client.h"
 #include "third_party/blink/renderer/platform/heap/handle.h"
 
 namespace blink {
 
 class BlobDataHandle;
-class EncodedFormData;
 class ExecutionContext;
-class ThreadableLoader;
-class WebDataConsumerHandle;
 
 // A BlobBytesConsumer is created from a blob handle and it will
 // return a valid handle from drainAsBlobDataHandle as much as possible.
-class CORE_EXPORT BlobBytesConsumer final : public BytesConsumer,
-                                            public ContextLifecycleObserver,
-                                            public BytesConsumer::Client,
-                                            public ThreadableLoaderClient {
-  USING_GARBAGE_COLLECTED_MIXIN(BlobBytesConsumer);
-  USING_PRE_FINALIZER(BlobBytesConsumer, Cancel);
-
+class CORE_EXPORT BlobBytesConsumer final : public BytesConsumer {
  public:
   // |handle| can be null. In that case this consumer gets closed.
   BlobBytesConsumer(ExecutionContext*,
@@ -48,47 +37,13 @@ class CORE_EXPORT BlobBytesConsumer final : public BytesConsumer,
   Error GetError() const override;
   String DebugName() const override { return "BlobBytesConsumer"; }
 
-  // ContextLifecycleObserver implementation
-  void ContextDestroyed(ExecutionContext*) override;
-
-  // BytesConsumer::Client implementation
-  void OnStateChange() override;
-
-  // ThreadableLoaderClient implementation
-  void DidReceiveResponse(unsigned long identifier,
-                          const ResourceResponse&,
-                          std::unique_ptr<WebDataConsumerHandle>) override;
-  void DidFinishLoading(unsigned long identifier) override;
-  void DidFail(const ResourceError&) override;
-  void DidFailRedirectCheck() override;
-
   void Trace(blink::Visitor*) override;
 
-  static BlobBytesConsumer* CreateForTesting(ExecutionContext*,
-                                             scoped_refptr<BlobDataHandle>,
-                                             ThreadableLoader*);
-
  private:
-  BlobBytesConsumer(ExecutionContext*,
-                    scoped_refptr<BlobDataHandle>,
-                    ThreadableLoader*);
-  ThreadableLoader* CreateLoader();
-  void DidFailInternal();
-  bool IsClean() const { return blob_data_handle_.get(); }
-  void Close();
-  void GetError();
-  void Clear();
-
-  KURL blob_url_;
+  Member<ExecutionContext> execution_context_;
   scoped_refptr<BlobDataHandle> blob_data_handle_;
-  Member<BytesConsumer> body_;
+  Member<BytesConsumer> nested_consumer_;
   Member<BytesConsumer::Client> client_;
-  Member<ThreadableLoader> loader_;
-
-  PublicState state_ = PublicState::kReadableOrWaiting;
-  // These two booleans are meaningful only when m_state is ReadableOrWaiting.
-  bool has_seen_end_of_data_ = false;
-  bool has_finished_loading_ = false;
 };
 
 }  // namespace blink