Cleanup Blob code dependency

webkit/blob/blob_data.h

 // 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.
 
 #ifndef WEBKIT_BLOB_BLOB_DATA_H_
 #define WEBKIT_BLOB_BLOB_DATA_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 61 matching lines @@
     std::string data;  // For Data type.
     const char* data_external;  // For DataExternal type.
     GURL blob_url;  // For Blob type.
     FilePath file_path;  // For File type.
     base::Time expected_modification_time;  // Also for File type.
     uint64 offset;
     uint64 length;
   };
 
   BlobData();
-  explicit BlobData(const WebKit::WebBlobData& data);
 
   void AppendData(const std::string& data) {
     AppendData(data.c_str(), data.size());
   }
 
   void AppendData(const char* data, size_t length);
 
   void AppendFile(const FilePath& file_path, uint64 offset, uint64 length,
                   const base::Time& expected_modification_time);
 
@@ skipping 74 matching lines @@
 }
 
 inline bool operator!=(const BlobData& a, const BlobData& b) {
   return !(a == b);
 }
 #endif  // defined(UNIT_TEST)
 
 }  // namespace webkit_blob
 
 #endif  // WEBKIT_BLOB_BLOB_DATA_H_