Removing "using" declarations that import names in the C++ Standard library.(Source/platform/[fonts…

Source/platform/fonts/mac/SimpleFontDataMac.mm

 /*
  * Copyright (C) 2005, 2006, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Alexey Proskuryakov
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 59 matching lines @@
     if (!font)
         return kCGFontRenderingModeAntialiasedPixelAligned;
 
     switch ([font renderingMode]) {
         case NSFontIntegerAdvancementsRenderingMode: return kCGFontRenderingMode1BitPixelAligned;
         case NSFontAntialiasedIntegerAdvancementsRenderingMode: return kCGFontRenderingModeAntialiasedPixelAligned;
         default: return kCGFontRenderingModeAntialiased;
     }
 }
 
-using namespace std;
-
 namespace blink {
 
 static bool fontHasVerticalGlyphs(CTFontRef ctFont)
 {
     // The check doesn't look neat but this is what AppKit does for vertical writing...
     RetainPtr<CFArrayRef> tableTags(AdoptCF, CTFontCopyAvailableTables(ctFont, kCTFontTableOptionNoOptions));
     CFIndex numTables = CFArrayGetCount(tableTags.get());
     for (CFIndex index = 0; index < numTables; ++index) {
         CTFontTableTag tag = (CTFontTableTag)(uintptr_t)CFArrayGetValueAtIndex(tableTags.get(), index);
         if (tag == kCTFontTableVhea || tag == kCTFontTableVORG)
@@ skipping 355 matching lines @@
         RetainPtr<CGFontRef> runCGFont(AdoptCF, CTFontCopyGraphicsFont(runFont, 0));
         if (!CFEqual(runCGFont.get(), cgFont.get()))
             return false;
     }
 
     addResult.storedValue->value = true;
     return true;
 }
 
 } // namespace blink