Convert //base to use std::unique_ptr

base/process/process_info_mac.cc

Index: base/process/process_info_mac.cc
diff --git a/base/process/process_info_mac.cc b/base/process/process_info_mac.cc
index 7583266eba1312b002b0feff616273ccf6ce9a1a..27b9623d9e486f9990866d83883598543f1193dc 100644
--- a/base/process/process_info_mac.cc
+++ b/base/process/process_info_mac.cc
@@ -9,9 +9,10 @@
 #include <sys/time.h>
 #include <unistd.h>
 
+#include <memory>
+
 #include "base/macros.h"
 #include "base/memory/free_deleter.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/time/time.h"
 
 namespace base {
@@ -23,8 +24,8 @@ const Time CurrentProcessInfo::CreationTime() {
   if (sysctl(mib, arraysize(mib), NULL, &len, NULL, 0) < 0)
     return Time();
 
-  scoped_ptr<struct kinfo_proc, base::FreeDeleter>
-      proc(static_cast<struct kinfo_proc*>(malloc(len)));
+  std::unique_ptr<struct kinfo_proc, base::FreeDeleter> proc(
+      static_cast<struct kinfo_proc*>(malloc(len)));
   if (sysctl(mib, arraysize(mib), proc.get(), &len, NULL, 0) < 0)
     return Time();
   return Time::FromTimeVal(proc->kp_proc.p_un.__p_starttime);