Have media gallery (through native media file util) use MIME sniffer

webkit/fileapi/local_file_util.cc

 // 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.
 
 #include "webkit/fileapi/local_file_util.h"
 
 #include "base/files/file_util_proxy.h"
 #include "googleurl/src/gurl.h"
 #include "webkit/fileapi/file_system_context.h"
 #include "webkit/fileapi/file_system_mount_point_provider.h"
 #include "webkit/fileapi/file_system_operation_context.h"
 #include "webkit/fileapi/file_system_types.h"
 #include "webkit/fileapi/file_system_url.h"
 #include "webkit/fileapi/file_system_util.h"
 #include "webkit/fileapi/native_file_util.h"
+#include <fstream>
 
 namespace fileapi {
 
 using base::PlatformFileError;
 
 class LocalFileEnumerator : public FileSystemFileUtil::AbstractFileEnumerator {
  public:
   LocalFileEnumerator(const base::FilePath& platform_root_path,
                       const base::FilePath& virtual_root_path,
                       bool recursive,
@@ skipping 217 matching lines @@
     return error;
   return NativeFileUtil::DeleteDirectory(file_path);
 }
 
 base::PlatformFileError LocalFileUtil::CreateSnapshotFile(
     FileSystemOperationContext* context,
     const FileSystemURL& url,
     base::PlatformFileInfo* file_info,
     base::FilePath* platform_path,
     SnapshotFilePolicy* policy) {
+  LOG(WARNING) << "LocalFileUtil::CreateSnapshotFile";
+  std::ofstream mylog("/tmp/krblog", std::ios::app);
+  mylog << "LocalFileUtil::CreateSnapshotFile" << std::endl;;
   DCHECK(policy);
   DCHECK(file_info);
   // We're just returning the local file information.
   *policy = kSnapshotFileLocal;
   base::PlatformFileError error =
       GetFileInfo(context, url, file_info, platform_path);
   if (error == base::PLATFORM_FILE_OK && file_info->is_directory)
     return base::PLATFORM_FILE_ERROR_NOT_A_FILE;
   return error;
 }
 
 }  // namespace fileapi