Wrap large IndexedDB values into Blobs before writing to LevelDB.

third_party/WebKit/Source/core/fileapi/FileReaderLoaderClient.h

 /*
  * Copyright (C) 2010 Google Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 15 matching lines @@
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef FileReaderLoaderClient_h
 #define FileReaderLoaderClient_h
 
 #include "core/CoreExport.h"
 #include "core/fileapi/FileError.h"
+#include "platform/wtf/Assertions.h"
 
 namespace blink {
 
 class CORE_EXPORT FileReaderLoaderClient {
  public:
   virtual ~FileReaderLoaderClient() {}
 
   virtual void DidStartLoading() = 0;
   // Clients must implement this method if they are using any ReadType except
   // ReadByClient.
   virtual void DidReceiveData() { NOTREACHED(); }
   // Clients must implement this method if they are using the ReadByClient
   // ReadType.
   virtual void DidReceiveDataForClient(const char* data, unsigned data_length) {
     NOTREACHED();
   }
   virtual void DidFinishLoading() = 0;
   virtual void DidFail(FileError::ErrorCode) = 0;
 };
 
 }  // namespace blink
 
 #endif  // FileReaderLoaderClient_h