Revert accidental dartium code push

net/base/mime_util.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 NET_BASE_MIME_UTIL_H__
 #define NET_BASE_MIME_UTIL_H__
 
 #include <string>
 #include <vector>
 
@@ skipping 26 matching lines @@
 NET_EXPORT bool GetPreferredExtensionForMimeType(
     const std::string& mime_type,
     base::FilePath::StringType* extension);
 
 // Check to see if a particular MIME type is in our list.
 NET_EXPORT bool IsSupportedImageMimeType(const std::string& mime_type);
 NET_EXPORT bool IsSupportedMediaMimeType(const std::string& mime_type);
 NET_EXPORT bool IsSupportedNonImageMimeType(const std::string& mime_type);
 NET_EXPORT bool IsUnsupportedTextMimeType(const std::string& mime_type);
 NET_EXPORT bool IsSupportedJavascriptMimeType(const std::string& mime_type);
-NET_EXPORT bool IsSupportedDartMimeType(const std::string& mime_type);
 NET_EXPORT bool IsSupportedCertificateMimeType(const std::string& mime_type);
 
 // Convenience function.
 NET_EXPORT bool IsSupportedMimeType(const std::string& mime_type);
 
 // Returns true if this the mime_type_pattern matches a given mime-type.
 // Checks for absolute matching and wildcards.  mime-types should be in
 // lower case.
 NET_EXPORT bool MatchesMimeType(const std::string& mime_type_pattern,
                                 const std::string& mime_type);
@@ skipping 67 matching lines @@
                                            std::string* post_data);
 
 // Adds the final delimiter to a multi-part upload request.
 NET_EXPORT void AddMultipartFinalDelimiterForUpload(
     const std::string& mime_boundary,
     std::string* post_data);
 
 }  // namespace net
 
 #endif  // NET_BASE_MIME_UTIL_H__