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

base/mac/mach_logging.cc

Index: base/mac/mach_logging.cc
diff --git a/base/mac/mach_logging.cc b/base/mac/mach_logging.cc
index 0ab6416fbe0851d25a36e3f5dae4fc96bf4e474c..c5ff85e662f8303a9f5cdf06fe5349f5fb471c98 100644
--- a/base/mac/mach_logging.cc
+++ b/base/mac/mach_logging.cc
@@ -4,13 +4,15 @@
 
 #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) {
@@ -41,6 +43,8 @@ MachLogMessage::~MachLogMessage() {
            << FormatMachErrorNumber(mach_err_);
 }
 
+#if !defined(OS_IOS)
+
 BootstrapLogMessage::BootstrapLogMessage(const char* file_path,
                                          int line,
                                          LogSeverity severity,
@@ -78,4 +82,6 @@ BootstrapLogMessage::~BootstrapLogMessage() {
   }
 }
 
+#endif  // !OS_IOS
+
 }  // namespace logging