Revert https://codereview.chromium.org/1291903002 (protobuf roll).

third_party/protobuf/python/google/protobuf/pyext/descriptor.h

Index: third_party/protobuf/python/google/protobuf/pyext/descriptor.h
diff --git a/third_party/protobuf/python/google/protobuf/pyext/descriptor.h b/third_party/protobuf/python/google/protobuf/pyext/descriptor.h
deleted file mode 100644
index b2550406c3dbd451f8d1af5b58ce58d7c6d3b654..0000000000000000000000000000000000000000
--- a/third_party/protobuf/python/google/protobuf/pyext/descriptor.h
+++ /dev/null
@@ -1,95 +0,0 @@
-// Protocol Buffers - Google's data interchange format
-// Copyright 2008 Google Inc.  All rights reserved.
-// https://developers.google.com/protocol-buffers/
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-//     * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following disclaimer
-// in the documentation and/or other materials provided with the
-// distribution.
-//     * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-// Author: petar@google.com (Petar Petrov)
-
-#ifndef GOOGLE_PROTOBUF_PYTHON_CPP_DESCRIPTOR_H__
-#define GOOGLE_PROTOBUF_PYTHON_CPP_DESCRIPTOR_H__
-
-#include <Python.h>
-
-#include <google/protobuf/descriptor.h>
-
-namespace google {
-namespace protobuf {
-namespace python {
-
-extern PyTypeObject PyMessageDescriptor_Type;
-extern PyTypeObject PyFieldDescriptor_Type;
-extern PyTypeObject PyEnumDescriptor_Type;
-extern PyTypeObject PyEnumValueDescriptor_Type;
-extern PyTypeObject PyFileDescriptor_Type;
-extern PyTypeObject PyOneofDescriptor_Type;
-
-// Wraps a Descriptor in a Python object.
-// The C++ pointer is usually borrowed from the global DescriptorPool.
-// In any case, it must stay alive as long as the Python object.
-// Returns a new reference.
-PyObject* PyMessageDescriptor_FromDescriptor(const Descriptor* descriptor);
-PyObject* PyFieldDescriptor_FromDescriptor(const FieldDescriptor* descriptor);
-PyObject* PyEnumDescriptor_FromDescriptor(const EnumDescriptor* descriptor);
-PyObject* PyEnumValueDescriptor_FromDescriptor(
-    const EnumValueDescriptor* descriptor);
-PyObject* PyOneofDescriptor_FromDescriptor(const OneofDescriptor* descriptor);
-PyObject* PyFileDescriptor_FromDescriptor(
-    const FileDescriptor* file_descriptor);
-
-// Alternate constructor of PyFileDescriptor, used when we already have a
-// serialized FileDescriptorProto that can be cached.
-// Returns a new reference.
-PyObject* PyFileDescriptor_FromDescriptorWithSerializedPb(
-    const FileDescriptor* file_descriptor, PyObject* serialized_pb);
-
-// Return the C++ descriptor pointer.
-// This function checks the parameter type; on error, return NULL with a Python
-// exception set.
-const Descriptor* PyMessageDescriptor_AsDescriptor(PyObject* obj);
-const FieldDescriptor* PyFieldDescriptor_AsDescriptor(PyObject* obj);
-
-// Returns the raw C++ pointer.
-const void* PyDescriptor_AsVoidPtr(PyObject* obj);
-
-// Check that the calling Python code is the global scope of a _pb2.py module.
-// This function is used to support the current code generated by the proto
-// compiler, which insists on modifying descriptors after they have been
-// created.
-//
-// stacklevel indicates which Python frame should be the _pb2.py module.
-//
-// Don't use this function outside descriptor classes.
-bool _CalledFromGeneratedFile(int stacklevel);
-
-bool InitDescriptor();
-
-}  // namespace python
-}  // namespace protobuf
-
-}  // namespace google
-#endif  // GOOGLE_PROTOBUF_PYTHON_CPP_DESCRIPTOR_H__