Move DataElement into webkit/common

webkit/base/webkit_base_export.h

Index: webkit/base/webkit_base_export.h
diff --git a/webkit/base/webkit_base_export.h b/webkit/base/webkit_base_export.h
deleted file mode 100644
index 2c452ac34fc4ed6f1aaad96129fe0fd895145fe7..0000000000000000000000000000000000000000
--- a/webkit/base/webkit_base_export.h
+++ /dev/null
@@ -1,29 +0,0 @@
-// 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_BASE_WEBKIT_BASE_EXPORT_H_
-#define WEBKIT_BASE_WEBKIT_BASE_EXPORT_H_
-
-#if defined(COMPONENT_BUILD)
-#if defined(WIN32)
-
-#if defined(WEBKIT_BASE_IMPLEMENTATION)
-#define WEBKIT_BASE_EXPORT __declspec(dllexport)
-#else
-#define WEBKIT_BASE_EXPORT __declspec(dllimport)
-#endif  // defined(WEBKIT_BASE_IMPLEMENTATION)
-
-#else // defined(WIN32)
-#if defined(WEBKIT_BASE_IMPLEMENTATION)
-#define WEBKIT_BASE_EXPORT __attribute__((visibility("default")))
-#else
-#define WEBKIT_BASE_EXPORT
-#endif
-#endif
-
-#else // defined(COMPONENT_BUILD)
-#define WEBKIT_BASE_EXPORT
-#endif
-
-#endif  // WEBKIT_BASE_WEBKIT_BASE_EXPORT_H_