Fix some grammatical errors in base/

base/mac/foundation_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/foundation_util.h"
 
 #include <stdlib.h>
 #include <string.h>
 
 #include "base/file_path.h"
@@ skipping 28 matching lines @@
                                 NULL, NULL, NULL)) != noErr) {
     OSSTATUS_DLOG(ERROR, fsErr) << "FSGetCatalogInfo failed";
     return false;
   }
 
   return info.nodeFlags & kFSNodeIsDirectoryMask;
 }
 
 bool AmIBundled() {
   // If the return value is not cached, this function will return different
-  // values depending on when it's called. This confuses some client code, see
+  // values depending on when its called. This confuses some client code, see

[gavinp, 2012/03/30 01:16:30]

The original is correct here.

   // http://crbug.com/63183 .
   static bool result = UncachedAmIBundled();
   DCHECK_EQ(result, UncachedAmIBundled())
       << "The return value of AmIBundled() changed. This will confuse tests. "
       << "Call SetAmIBundled() override manually if your test binary "
       << "delay-loads the framework.";
   return result;
 }
 
 void SetOverrideAmIBundled(bool value) {
@@ skipping 296 matching lines @@
         CFDictionaryGetValue(user_info.get(), kCFErrorDescriptionKey));
   }
   o << "Code: " << CFErrorGetCode(err)
     << " Domain: " << CFErrorGetDomain(err)
     << " Desc: " << desc.get();
   if(errorDesc) {
     o << "(" << errorDesc << ")";
   }
   return o;
 }