Add MinidumpThreadWriter, MinidumpThreadListWriter, and their test

minidump/minidump_memory_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 38 matching lines @@
  private:
   uint64_t base_address_;
   off_t expected_offset_;
   size_t size_;
   uint8_t value_;
 
   DISALLOW_COPY_AND_ASSIGN(TestMinidumpMemoryWriter);
 };
 
 //! \brief Verifies, via gtest assertions, that a MINIDUMP_MEMORY_DESCRIPTOR
-//!     structure contains expected values, and that the memory region it points
-//!     to contains expected values assuming it was written by a
-//!     TestMinidumpMemoryWriter object.
+//!     structure contains expected values.
 //!
 //! In \a expected and \a observed,
 //! MINIDUMP_MEMORY_DESCRIPTOR::StartOfMemoryRange and
 //! MINIDUMP_LOCATION_DESCRIPTOR::DataSize are compared and must match. If
 //! MINIDUMP_LOCATION_DESCRIPTOR::Rva is nonzero in \a expected, the same field
 //! in \a observed must match it, subject to a 16-byte alignment augmentation.
 //!
 //! \param[in] expected A MINIDUMP_MEMORY_DESCRIPTOR structure containing
 //!     expected values.
 //! \param[in] observed A MINIDUMP_MEMORY_DESCRIPTOR structure containing
 //!     observed values.
+void ExpectMinidumpMemoryDescriptor(const MINIDUMP_MEMORY_DESCRIPTOR* expected,
+                                    const MINIDUMP_MEMORY_DESCRIPTOR* observed);
+
+//! \brief Verifies, via gtest assertions, that a MINIDUMP_MEMORY_DESCRIPTOR
+//!     structure contains expected values, and that the memory region it points
+//!     to contains expected values assuming it was written by a
+//!     TestMinidumpMemoryWriter object.
+//!
+//! \a expected and \a observed are compared by
+//! ExpectMinidumpMemoryDescriptor().
+//!
+//! \param[in] expected A MINIDUMP_MEMORY_DESCRIPTOR structure containing
+//!     expected values.
+//! \param[in] observed A MINIDUMP_MEMORY_DESCRIPTOR structure containing
+//!     observed values.
 //! \param[in] file_contents The contents of the minidump file in which \a
 //!     observed was found. The memory region referenced by \a observed will be
 //!     read from this string.
 //! \param[in] value The \a value used to create a TestMinidumpMemoryWriter.
 //!     Each byte of memory in the region referenced by \a observed must be this
 //!     value.
 //! \param[in] at_eof If `true`, the region referenced by \a observed must
 //!     appear at the end of \a file_contents, without any data following it.
 void ExpectMinidumpMemoryDescriptorAndContents(
     const MINIDUMP_MEMORY_DESCRIPTOR* expected,
     const MINIDUMP_MEMORY_DESCRIPTOR* observed,
     const std::string& file_contents,
     uint8_t value,
     bool at_eof);
 
 }  // namespace test
 }  // namespace crashpad
 
 #endif  // CRASHPAD_MINIDUMP_MINIDUMP_MEMORY_WRITER_TEST_UTIL_H_