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

third_party/protobuf/src/google/protobuf/stubs/status_macros.h

Index: third_party/protobuf/src/google/protobuf/stubs/status_macros.h
diff --git a/third_party/protobuf/src/google/protobuf/stubs/status_macros.h b/third_party/protobuf/src/google/protobuf/stubs/status_macros.h
deleted file mode 100644
index 743e79a727d02092cee8d3f9d537957ddb8229d0..0000000000000000000000000000000000000000
--- a/third_party/protobuf/src/google/protobuf/stubs/status_macros.h
+++ /dev/null
@@ -1,89 +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.
-
-// From: util/task/contrib/status_macros/status_macros.h
-
-#ifndef GOOGLE_PROTOBUF_STUBS_STATUS_MACROS_H_
-#define GOOGLE_PROTOBUF_STUBS_STATUS_MACROS_H_
-
-#include <google/protobuf/stubs/common.h>
-#include <google/protobuf/stubs/status.h>
-#include <google/protobuf/stubs/statusor.h>
-
-namespace google {
-namespace protobuf {
-namespace util {
-
-// Run a command that returns a util::Status.  If the called code returns an
-// error status, return that status up out of this method too.
-//
-// Example:
-//   RETURN_IF_ERROR(DoThings(4));
-#define RETURN_IF_ERROR(expr) \
-  do { \
-    /* Using _status below to avoid capture problems if expr is "status". */ \
-    const ::google::protobuf::util::Status _status = (expr); \
-    if (GOOGLE_PREDICT_FALSE(!_status.ok())) return _status; \
-  } while (0)
-
-// Internal helper for concatenating macro values.
-#define STATUS_MACROS_CONCAT_NAME_INNER(x, y) x##y
-#define STATUS_MACROS_CONCAT_NAME(x, y) STATUS_MACROS_CONCAT_NAME_INNER(x, y)
-
-template<typename T>
-Status DoAssignOrReturn(T& lhs, StatusOr<T> result) {
-  if (result.ok()) {
-    lhs = result.ValueOrDie();
-  }
-  return result.status();
-}
-
-#define ASSIGN_OR_RETURN_IMPL(status, lhs, rexpr) \
-  Status status = DoAssignOrReturn(lhs, (rexpr)); \
-  if (GOOGLE_PREDICT_FALSE(!status.ok())) return status;
-
-// Executes an expression that returns a util::StatusOr, extracting its value
-// into the variable defined by lhs (or returning on error).
-//
-// Example: Assigning to an existing value
-//   ValueType value;
-//   ASSIGN_OR_RETURN(value, MaybeGetValue(arg));
-//
-// WARNING: ASSIGN_OR_RETURN expands into multiple statements; it cannot be used
-//  in a single statement (e.g. as the body of an if statement without {})!
-#define ASSIGN_OR_RETURN(lhs, rexpr) \
-  ASSIGN_OR_RETURN_IMPL( \
-      STATUS_MACROS_CONCAT_NAME(_status_or_value, __COUNTER__), lhs, rexpr);
-
-}  // namespace util
-}  // namespace protobuf
-}  // namespace google
-
-#endif  // GOOGLE_PROTOBUF_STUBS_STATUS_H_