enum class fixups - testing non-zero

services/files/shared_impl.cc

 // Copyright 2015 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 "services/files/shared_impl.h"
 
 #include <errno.h>
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <time.h>
@@ skipping 42 matching lines @@
   callback.Run(ERROR_OK, file_info.Pass());
 }
 
 void TouchFD(int fd,
              TimespecOrNowPtr atime,
              TimespecOrNowPtr mtime,
              const TouchFDCallback& callback) {
   DCHECK_NE(fd, -1);
 
   struct timespec times[2];
-  if (Error error = TimespecOrNowToStandardTimespec(atime.get(), &times[0])) {
+  Error error = TimespecOrNowToStandardTimespec(atime.get(), &times[0]);
+  if (error != ERROR_OK) {
     callback.Run(error);
     return;
   }
-  if (Error error = TimespecOrNowToStandardTimespec(mtime.get(), &times[1])) {
+
+  error = TimespecOrNowToStandardTimespec(mtime.get(), &times[1]);
+  if (error != ERROR_OK) {
     callback.Run(error);
     return;
   }
 
   if (futimens(fd, times) != 0) {
     callback.Run(ErrnoToError(errno));
     return;
   }
 
   callback.Run(ERROR_OK);
 }
 
 }  // namespace files
 }  // namespace mojo