Move string16 and char16 in to base::

minidump/test/minidump_string_writer_test_util.h

 // Copyright 2014 The Crashpad Authors. All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
@@ skipping 60 matching lines @@
 //! returns the string data as a `string16`.
 //!
 //! \param[in] file_contents The contents of the minidump file.
 //! \param[in] rva The offset within the minidump file of the desired
 //!     MINIDUMP_STRING.
 //!
 //! \return On success, the string read from \a file_writer at offset \a rva. On
 //!     failure, raises a gtest assertion and returns an empty string.
 //!
 //! \sa MinidumpUTF8StringAtRVAAsString()
-string16 MinidumpStringAtRVAAsString(const std::string& file_contents, RVA rva);
+base::string16 MinidumpStringAtRVAAsString(const std::string& file_contents,
+                                           RVA rva);
 
 //! \brief Returns the contents of a MinidumpUTF8String as a `std::string`.
 //!
 //! This function uses MinidumpUTF8StringAtRVA() to obtain a MinidumpUTF8String,
 //! and returns the string data as a `std::string`.
 //!
 //! \param[in] file_contents The contents of the minidump file.
 //! \param[in] rva The offset within the minidump file of the desired
 //!     MinidumpUTF8String.
 //!
 //! \return On success, the string read from \a file_writer at offset \a rva. On
 //!     failure, raises a gtest assertion and returns an empty string.
 //!
 //! \sa MinidumpStringAtRVAAsString()
 std::string MinidumpUTF8StringAtRVAAsString(const std::string& file_contents,
                                             RVA rva);
 
 }  // namespace test
 }  // namespace crashpad
 
 #endif  // CRASHPAD_MINIDUMP_TEST_MINIDUMP_STRING_WRITER_TEST_UTIL_H_