Relax |const NSClass*| PRESUBMIT check to not detect false positives

PRESUBMIT.py

 # Copyright (c) 2011 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.
 
 """Top-level presubmit script for Chromium.
 
 See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
 for more details about the presubmit API built into gcl.
 """
 
@@ skipping 98 matching lines @@
   except (OSError, IOError):
     return [
         output_api.PresubmitNotifyResult(
             'Can\'t find your subversion config file.\n' + error_msg)
     ]
   return []
 
 
 def _CheckConstNSObject(input_api, output_api, source_file_filter):
   """Checks to make sure no objective-c files have |const NSSomeClass*|."""
-  pattern = input_api.re.compile(r'const\s+NS\w*\s*\*')
+  pattern = input_api.re.compile(
+      r'const\s+NS(?!(Point|Range|Rect|Size)\s*\*)\w*\s*\*')
   files = []
   for f in input_api.AffectedSourceFiles(source_file_filter):
     if f.LocalPath().endswith('.h') or f.LocalPath().endswith('.mm'):
       contents = input_api.ReadFile(f)
       if pattern.search(contents):
         files.append(f)
 
   if len(files):
     if input_api.is_committing:
       res_type = output_api.PresubmitPromptWarning
@@ skipping 93 matching lines @@
   results.extend(input_api.canned_checks.CheckChangeHasBugField(
       input_api, output_api))
   results.extend(input_api.canned_checks.CheckChangeHasTestField(
       input_api, output_api))
   results.extend(_CheckSubversionConfig(input_api, output_api))
   return results
 
 
 def GetPreferredTrySlaves():
   return ['win', 'linux', 'mac']