Replaced PassRefPtr copies with moves in Source/platform.

third_party/WebKit/Source/platform/fonts/FontDataForRangeSet.h

 /*
  * Copyright (C) 2008, 2009 Apple Inc. All rights reserved.
  *
  * 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 55 matching lines @@
 
 protected:
     RefPtr<SimpleFontData> m_fontData;
     RefPtr<UnicodeRangeSet> m_rangeSet;
 };
 
 class PLATFORM_EXPORT FontDataForRangeSetFromCache : public FontDataForRangeSet {
 public:
     explicit FontDataForRangeSetFromCache(PassRefPtr<SimpleFontData> fontData,
         PassRefPtr<UnicodeRangeSet> rangeSet = nullptr)
-        : FontDataForRangeSet(fontData, rangeSet)
+        : FontDataForRangeSet(std::move(fontData), std::move(rangeSet))
     {
     }
     virtual ~FontDataForRangeSetFromCache();
 };
 
 } // namespace blink
 
 #endif