Remove OwnPtr::release() calls in platform/ (part 1).

third_party/WebKit/Source/platform/graphics/ImageBuffer.cpp

 /*
  * Copyright (c) 2008, Google Inc. All rights reserved.
  * Copyright (C) 2009 Dirk Schulze <krit@webkit.org>
  * Copyright (C) 2010 Torch Mobile (Beijing) Co. Ltd. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
@@ skipping 55 matching lines @@
     if (!surface->isValid())
         return nullptr;
     return adoptPtr(new ImageBuffer(std::move(surface)));
 }
 
 PassOwnPtr<ImageBuffer> ImageBuffer::create(const IntSize& size, OpacityMode opacityMode, ImageInitializationMode initializationMode)
 {
     OwnPtr<ImageBufferSurface> surface(adoptPtr(new UnacceleratedImageBufferSurface(size, opacityMode, initializationMode)));
     if (!surface->isValid())
         return nullptr;
-    return adoptPtr(new ImageBuffer(surface.release()));
+    return adoptPtr(new ImageBuffer(std::move(surface)));
 }
 
 ImageBuffer::ImageBuffer(PassOwnPtr<ImageBufferSurface> surface)
     : m_snapshotState(InitialSnapshotState)
     , m_surface(std::move(surface))
     , m_client(0)
     , m_gpuMemoryUsage(0)
 {
     m_surface->setImageBuffer(this);
     updateGPUMemoryUsage();
@@ skipping 313 matching lines @@
     ASSERT(MIMETypeRegistry::isSupportedImageMIMETypeForEncoding(mimeType));
 
     Vector<unsigned char> result;
     if (!encodeImage(mimeType, quality, &result))
         return "data:,";
 
     return "data:" + mimeType + ";base64," + base64Encode(result);
 }
 
 } // namespace blink