Streamline the presentation of ImageBitmapRenderingContext

third_party/WebKit/Source/core/frame/ImageBitmap.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef ImageBitmap_h
 #define ImageBitmap_h
 
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/CoreExport.h"
 #include "core/html/HTMLImageElement.h"
@@ skipping 78 matching lines @@
       ColorSpaceInfoUpdate = DontUpdateColorSpaceInformation);
   static bool isResizeOptionValid(const ImageBitmapOptions&, ExceptionState&);
   static bool isSourceSizeValid(int sourceWidth,
                                 int sourceHeight,
                                 ExceptionState&);
 
   // Type and helper function required by CallbackPromiseAdapter:
   using WebType = sk_sp<SkImage>;
   static ImageBitmap* take(ScriptPromiseResolver*, sk_sp<SkImage>);
 
-  StaticBitmapImage* bitmapImage() const {
-    return (m_image) ? m_image.get() : nullptr;
-  }
+  PassRefPtr<StaticBitmapImage> bitmapImage() const { return m_image; }
   PassRefPtr<Uint8Array> copyBitmapData(AlphaDisposition = DontPremultiplyAlpha,
                                         DataColorFormat = RGBAColorType);
   unsigned long width() const;
   unsigned long height() const;
   IntSize size() const;
 
   bool isNeutered() const { return m_isNeutered; }
   bool originClean() const { return m_image->originClean(); }
   bool isPremultiplied() const { return m_image->isPremultiplied(); }
   PassRefPtr<StaticBitmapImage> transfer();
@@ skipping 49 matching lines @@
               bool isImageBitmapPremultiplied,
               bool isImageBitmapOriginClean);
 
   RefPtr<StaticBitmapImage> m_image;
   bool m_isNeutered = false;
 };
 
 }  // namespace blink
 
 #endif  // ImageBitmap_h