SkPDF: draw{Image,Bitmap} always serializes early

src/pdf/SkPDFDevice.h

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkPDFDevice_DEFINED
 #define SkPDFDevice_DEFINED
 
 #include "SkBitmap.h"
+#include "SkBitmapKey.h"
 #include "SkCanvas.h"
 #include "SkClipStack.h"
 #include "SkData.h"
 #include "SkDevice.h"
 #include "SkPaint.h"
 #include "SkPath.h"
 #include "SkPicture.h"
 #include "SkRect.h"
 #include "SkRefCnt.h"
 #include "SkStream.h"
@@ skipping 288 matching lines @@
                                             const SkPaint& paint,
                                             bool hasText,
                                             GraphicStateEntry* entry);
     int addGraphicStateResource(SkPDFObject* gs);
     int addXObjectResource(SkPDFObject* xObject);
 
     void updateFont(const SkPaint& paint, uint16_t glyphID, ContentEntry* contentEntry);
     int getFontResourceIndex(SkTypeface* typeface, uint16_t glyphID);
 
     void internalDrawPaint(const SkPaint& paint, ContentEntry* contentEntry);
-    void internalDrawImage(const SkMatrix& matrix,
+
+    void internalDrawImage(const SkMatrix& origMatrix,
                            const SkClipStack* clipStack,
-                           const SkRegion& clipRegion,
-                           const SkImage* image,
-                           const SkIRect* srcRect,
+                           const SkRegion& origClipRegion,
+                           SkImageBitmap imageBitmap,
                            const SkPaint& paint);
 
     /** Helper method for copyContentToData. It is responsible for copying the
      *  list of content entries |entry| to |data|.
      */
     void copyContentEntriesToData(ContentEntry* entry, SkWStream* data) const;
 
     bool handleInversePath(const SkDraw& d, const SkPath& origPath,
                            const SkPaint& paint, bool pathIsMutable,
                            const SkMatrix* prePathMatrix = nullptr);
     void handlePointAnnotation(const SkPoint&, const SkMatrix&, const char key[], SkData* value);
     void handlePathAnnotation(const SkPath&, const SkDraw& d, const char key[], SkData* value);
 
     typedef SkBaseDevice INHERITED;
 
     // TODO(edisonn): Only SkDocument_PDF and SkPDFImageShader should be able to create
     // an SkPDFDevice
     //friend class SkDocument_PDF;
     //friend class SkPDFImageShader;
 };
 
 #endif