Removed local RefPtr objects created from PassRefPtr arguments.

third_party/WebKit/Source/platform/image-decoders/ImageDecoder.h

 /*
  * Copyright (C) 2006 Apple Computer, Inc.  All rights reserved.
  * Copyright (C) Research In Motion Limited 2009-2010. 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
@@ skipping 75 matching lines @@
       Platform::kNoDecodedImageByteLimit;
 
   enum AlphaOption { kAlphaPremultiplied, kAlphaNotPremultiplied };
 
   virtual ~ImageDecoder() {}
 
   // Returns a caller-owned decoder of the appropriate type.  Returns nullptr if
   // we can't sniff a supported type from the provided data (possibly
   // because there isn't enough data yet).
   // Sets m_maxDecodedBytes to Platform::maxImageDecodedBytes().
-  static std::unique_ptr<ImageDecoder> Create(PassRefPtr<SegmentReader> data,
+  static std::unique_ptr<ImageDecoder> Create(RefPtr<SegmentReader> data,
                                               bool data_complete,
                                               AlphaOption,
                                               const ColorBehavior&);
   static std::unique_ptr<ImageDecoder> Create(
       PassRefPtr<SharedBuffer> data,
       bool data_complete,
       AlphaOption alphaoption,
       const ColorBehavior& color_behavior) {
     return Create(SegmentReader::CreateFromSharedBuffer(std::move(data)),
                   data_complete, alphaoption, color_behavior);
@@ skipping 317 matching lines @@
   bool has_histogrammed_color_space_ = false;
 
   sk_sp<SkColorSpace> embedded_color_space_ = nullptr;
   bool source_to_target_color_transform_needs_update_ = false;
   std::unique_ptr<SkColorSpaceXform> source_to_target_color_transform_;
 };
 
 }  // namespace blink
 
 #endif