Remove errant double-semicolons

test/mac/mach_multiprocess.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 189 matching lines @@
   ASSERT_EQ(KERN_SUCCESS, kr) << MachErrorMessage(kr, "pid_for_task");
   ASSERT_EQ(ChildPID(), mach_pid);
 
   MachMultiprocessParent();
 
   info_->remote_port.reset();
   info_->local_port.reset();
 }
 
 void MachMultiprocess::MultiprocessChild() {
-  ScopedForbidReturn forbid_return;;
+  ScopedForbidReturn forbid_return;
 
   // local_port is not valid in the forked child process.
   ignore_result(info_->local_port.release());
 
   info_->local_port.reset(NewMachPort(MACH_PORT_RIGHT_RECEIVE));
   ASSERT_NE(kMachPortNull, info_->local_port);
 
   // The remote port can be obtained from the bootstrap server.
   info_->remote_port = BootstrapLookUp(info_->service_name);
   ASSERT_NE(kMachPortNull, info_->remote_port);
@@ skipping 39 matching lines @@
   if (testing::Test::HasFailure()) {
     // Trigger the ScopedForbidReturn destructor.
     return;
   }
 
   forbid_return.Disarm();
 }
 
 }  // namespace test
 }  // namespace crashpad