mac: Don't do our Chinese Handwriting IME hack on OS X 10.9+

base/mac/mac_util.h

 // 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.
 
 #ifndef BASE_MAC_MAC_UTIL_H_
 #define BASE_MAC_MAC_UTIL_H_
 
 #include <AvailabilityMacros.h>
 #include <Carbon/Carbon.h>
 #include <string>
@@ skipping 125 matching lines @@
 
 // Lion is Mac OS X 10.7, Darwin 11.
 BASE_EXPORT bool IsOSLion();
 BASE_EXPORT bool IsOSLionOrEarlier();
 BASE_EXPORT bool IsOSLionOrLater();
 
 // Mountain Lion is Mac OS X 10.8, Darwin 12.
 BASE_EXPORT bool IsOSMountainLion();
 BASE_EXPORT bool IsOSMountainLionOrLater();
 
+// Cab (guessed name) is Mac OS X 10.9, Darwin 12.
+BASE_EXPORT bool IsOSMountainLion();
+BASE_EXPORT bool IsOSMountainLionOrLater();
+
 // This should be infrequently used. It only makes sense to use this to avoid
 // codepaths that are very likely to break on future (unreleased, untested,
 // unborn) OS releases, or to log when the OS is newer than any known version.
 BASE_EXPORT bool IsOSLaterThanMountainLion_DontCallThis();
 
 // When the deployment target is set, the code produced cannot run on earlier
 // OS releases. That enables some of the IsOS* family to be implemented as
 // constant-value inline functions. The MAC_OS_X_VERSION_MIN_REQUIRED macro
 // contains the value of the deployment target.
 
@@ skipping 35 matching lines @@
 // If any error occurs, none of the input pointers are touched.
 BASE_EXPORT bool ParseModelIdentifier(const std::string& ident,
                                       std::string* type,
                                       int32* major,
                                       int32* minor);
 
 }  // namespace mac
 }  // namespace base
 
 #endif  // BASE_MAC_MAC_UTIL_H_