Rename FontPlatformDataCocoa and remove fonts/cocoa directory

Source/platform/fonts/mac/MemoryActivatedFont.mm

 /*
  * This file is part of the internal font implementation.
  *
  * Copyright (c) 2010 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
 // This file provides additional functionality to the Mac FontPlatformData class
-// defined in WebCore/platform/cocoa/FontPlatformDataCocoa.mm .
+// defined in WebCore/platform/mac/FontPlatformDataMac.mm.
 // Because we want to support loading fonts between processes in the face of
 // font loading being blocked by the sandbox, we need a mechnasim to both
 // do the loading of in-memory fonts and keep track of them.
 
 #import "config.h"
 #import "platform/fonts/mac/MemoryActivatedFont.h"
 
 #import <AppKit/NSFont.h>
 #import "platform/LinkHash.h"
 #import "platform/fonts/FontPlatformData.h"
@@ skipping 163 matching lines @@
             // are consistent.
             CFRetain(cgFont);
         } else {
             // If we still can't load the font, set |outNSFont| to null so that FontPlatformData won't be used.
             outNSFont = 0;
         }
     }
 }
 
 } // namespace blink