Fix OperatingSystemName and OperatingSystemVersion on Mac

base/sys_info_mac.cc

Index: base/sys_info_mac.cc
diff --git a/base/sys_info_mac.cc b/base/sys_info_mac.cc
index e6684216595083e93b4f37a31ecad77283211376..6ffb42f86b6ac9b2214e3824642e3f5d898f9f11 100644
--- a/base/sys_info_mac.cc
+++ b/base/sys_info_mac.cc
@@ -10,10 +10,23 @@
 #include <mach/mach_init.h>
 
 #include "base/logging.h"
+#include "base/stringprintf.h"
 
 namespace base {
 
 // static
+std::string SysInfo::OperatingSystemName() {
+  return "Mac OS X";
+}
+
+// static
+std::string SysInfo::OperatingSystemVersion() {
+  int32 major, minor, bugfix;
+  OperatingSystemVersionNumbers(&major, &minor, &bugfix);
+  return base::StringPrintf("%d.%d.%d", major, minor, bugfix);
+}
+
+// static
 void SysInfo::OperatingSystemVersionNumbers(int32* major_version,
                                             int32* minor_version,
                                             int32* bugfix_version) {