Use the new ScopedMachVM class and the MACH_LOG family of logging macros

base/mac/mach_logging.cc

 // Copyright 2014 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 "base/mac/mach_logging.h"
 
-#include <servers/bootstrap.h>
-
 #include <iomanip>
 #include <string>
 
 #include "base/strings/stringprintf.h"
 
+#if !defined(OS_IOS)
+#include <servers/bootstrap.h>
+#endif  // !OS_IOS
+
 namespace {
 
 std::string FormatMachErrorNumber(mach_error_t mach_err) {
   // For the os/kern subsystem, give the error number in decimal as in
   // <mach/kern_return.h>. Otherwise, give it in hexadecimal to make it easier
   // to visualize the various bits. See <mach/error.h>.
   if (mach_err >= 0 && mach_err < KERN_RETURN_MAX) {
     return base::StringPrintf(" (%d)", mach_err);
   }
   return base::StringPrintf(" (0x%08x)", mach_err);
@@ skipping 10 matching lines @@
     : LogMessage(file_path, line, severity),
       mach_err_(mach_err) {
 }
 
 MachLogMessage::~MachLogMessage() {
   stream() << ": "
            << mach_error_string(mach_err_)
            << FormatMachErrorNumber(mach_err_);
 }
 
+#if !defined(OS_IOS)
+
 BootstrapLogMessage::BootstrapLogMessage(const char* file_path,
                                          int line,
                                          LogSeverity severity,
                                          kern_return_t bootstrap_err)
     : LogMessage(file_path, line, severity),
       bootstrap_err_(bootstrap_err) {
 }
 
 BootstrapLogMessage::~BootstrapLogMessage() {
   stream() << ": "
@@ skipping 17 matching lines @@
     default: {
       // bootstrap_strerror passes unknown errors to mach_error_string, so
       // format them as they would be if they were handled by
       // MachErrorMessage.
       stream() << FormatMachErrorNumber(bootstrap_err_);
       break;
     }
   }
 }
 
+#endif  // !OS_IOS
+
 }  // namespace logging