[BlobAsync] Moving async handling into BlobStorageContext & quota out.

storage/browser/blob/blob_async_transport_request_builder.h

Index: storage/browser/blob/blob_async_transport_request_builder.h
diff --git a/storage/browser/blob/blob_async_transport_request_builder.h b/storage/browser/blob/blob_async_transport_request_builder.h
index 10dde5ff6ffad01b1314cd105c285bc88a956874..cfbc5bb27f9ce083343bc2116f5d736e73092e81 100644
--- a/storage/browser/blob/blob_async_transport_request_builder.h
+++ b/storage/browser/blob/blob_async_transport_request_builder.h
@@ -114,9 +114,6 @@ class STORAGE_EXPORT BlobAsyncTransportRequestBuilder {
   // The total bytes size of memory items in the blob.
   uint64_t total_bytes_size() const { return total_bytes_size_; }
 
-  static bool ShouldBeShortcut(const std::vector<DataElement>& items,
-                               size_t memory_available);
-
  private:
   static void ComputeHandleSizes(uint64_t total_memory_size,
                                  size_t max_segment_size,