mac: Remove IsOSMavericksOrLater()

base/mac/mac_util.mm

 // Copyright (c) 2012 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/mac_util.h"
 
 #import <Cocoa/Cocoa.h>
 #import <IOKit/IOKitLib.h>
 #include <errno.h>
 #include <stddef.h>
@@ skipping 452 matching lines @@
 };
 
 }  // namespace
 
 #if !defined(BASE_MAC_MAC_UTIL_H_INLINED_GT_10_9)
 bool IsOSMavericks() {
   return MacOSXMinorVersion() == MAVERICKS_MINOR_VERSION;
 }
 #endif
 
-#if !defined(BASE_MAC_MAC_UTIL_H_INLINED_GE_10_9)
-bool IsOSMavericksOrLater() {
-  return MacOSXMinorVersion() >= MAVERICKS_MINOR_VERSION;
-}
-#endif
-
 #if !defined(BASE_MAC_MAC_UTIL_H_INLINED_GT_10_10)
 bool IsOSYosemite() {
   return MacOSXMinorVersion() == YOSEMITE_MINOR_VERSION;
 }
 #endif
 
 #if !defined(BASE_MAC_MAC_UTIL_H_INLINED_GE_10_10)
 bool IsOSYosemiteOrLater() {
   return MacOSXMinorVersion() >= YOSEMITE_MINOR_VERSION;
 }
@@ skipping 67 matching lines @@
           StringPiece(begin + comma_loc + 1, ident.end()), &minor_tmp))
     return false;
   *type = ident.substr(0, number_loc);
   *major = major_tmp;
   *minor = minor_tmp;
   return true;
 }
 
 }  // namespace mac
 }  // namespace base