Revert "Remove OwnPtr from Blink."

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 18 matching lines @@
 
 #include "SkColorPriv.h"
 #include "platform/PlatformExport.h"
 #include "platform/SharedBuffer.h"
 #include "platform/graphics/ImageOrientation.h"
 #include "platform/image-decoders/ImageAnimation.h"
 #include "platform/image-decoders/ImageFrame.h"
 #include "platform/image-decoders/SegmentReader.h"
 #include "public/platform/Platform.h"
 #include "wtf/Assertions.h"
+#include "wtf/PassOwnPtr.h"
 #include "wtf/RefPtr.h"
 #include "wtf/Threading.h"
 #include "wtf/Vector.h"
 #include "wtf/text/WTFString.h"
 #include <memory>
 
 #if USE(QCMSLIB)
 #include "qcms.h"
 #endif
 
@@ skipping 52 matching lines @@
         , m_sizeAvailable(false)
         , m_isAllDataReceived(false)
         , m_failed(false) { }
 
     virtual ~ImageDecoder() { }
 
     // Returns a caller-owned decoder of the appropriate type.  Returns 0 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(const char* data, size_t length, AlphaOption, GammaAndColorProfileOption);
-    static std::unique_ptr<ImageDecoder> create(const SharedBuffer&, AlphaOption, GammaAndColorProfileOption);
-    static std::unique_ptr<ImageDecoder> create(const SegmentReader&, AlphaOption, GammaAndColorProfileOption);
+    static PassOwnPtr<ImageDecoder> create(const char* data, size_t length, AlphaOption, GammaAndColorProfileOption);
+    static PassOwnPtr<ImageDecoder> create(const SharedBuffer&, AlphaOption, GammaAndColorProfileOption);
+    static PassOwnPtr<ImageDecoder> create(const SegmentReader&, AlphaOption, GammaAndColorProfileOption);
 
     virtual String filenameExtension() const = 0;
 
     bool isAllDataReceived() const { return m_isAllDataReceived; }
 
     void setData(PassRefPtr<SegmentReader> data, bool allDataReceived)
     {
         if (m_failed)
             return;
         m_data = data;
@@ skipping 132 matching lines @@
         if (m_frameBufferCache.isEmpty()) {
             m_frameBufferCache.resize(1);
             m_frameBufferCache[0].setRequiredPreviousFrameIndex(
                 findRequiredPreviousFrame(0, false));
         }
         m_frameBufferCache[0].setMemoryAllocator(allocator);
     }
 
     virtual bool canDecodeToYUV() { return false; }
     virtual bool decodeToYUV() { return false; }
-    virtual void setImagePlanes(std::unique_ptr<ImagePlanes>) { }
+    virtual void setImagePlanes(PassOwnPtr<ImagePlanes>) { }
 
 protected:
     // Calculates the most recent frame whose image data may be needed in
     // order to decode frame |frameIndex|, based on frame disposal methods
     // and |frameRectIsOpaque|, where |frameRectIsOpaque| signifies whether
     // the rectangle of frame at |frameIndex| is known to be opaque.
     // If no previous frame's data is required, returns WTF::kNotFound.
     //
     // This function requires that the previous frame's
     // |m_requiredPreviousFrameIndex| member has been set correctly. The
@@ skipping 53 matching lines @@
     bool m_failed;
 
 #if USE(QCMSLIB)
     QCMSTransformUniquePtr m_sourceToOutputDeviceColorTransform;
 #endif
 };
 
 } // namespace blink
 
 #endif