Fix typo in ProcessSnapshotMac::ParentProcessID

snapshot/mac/process_snapshot_mac.cc

 // 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 104 matching lines @@
   *options = local_options;
 }
 
 pid_t ProcessSnapshotMac::ProcessID() const {
   INITIALIZATION_STATE_DCHECK_VALID(initialized_);
   return process_reader_.ProcessID();
 }
 
 pid_t ProcessSnapshotMac::ParentProcessID() const {
   INITIALIZATION_STATE_DCHECK_VALID(initialized_);
-  return process_reader_.ProcessID();
+  return process_reader_.ParentProcessID();
 }
 
 void ProcessSnapshotMac::SnapshotTime(timeval* snapshot_time) const {
   INITIALIZATION_STATE_DCHECK_VALID(initialized_);
   *snapshot_time = snapshot_time_;
 }
 
 void ProcessSnapshotMac::ProcessStartTime(timeval* start_time) const {
   INITIALIZATION_STATE_DCHECK_VALID(initialized_);
   process_reader_.StartTime(start_time);
@@ skipping 67 matching lines @@
   for (const ProcessReader::Module& process_reader_module :
        process_reader_modules) {
     auto module = make_scoped_ptr(new internal::ModuleSnapshotMac());
     if (module->Initialize(&process_reader_, process_reader_module)) {
       modules_.push_back(module.release());
     }
   }
 }
 
 }  // namespace crashpad