SkDocument/PDF: new API

src/pdf/SkPDFCanon.h

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #ifndef SkPDFCanon_DEFINED
 #define SkPDFCanon_DEFINED
 
 #include "SkPDFGraphicState.h"
@@ skipping 50 matching lines @@
 
     const SkPDFGraphicState* findGraphicState(const SkPDFGraphicState&) const;
     void addGraphicState(const SkPDFGraphicState*);
 
     sk_sp<SkPDFObject> findPDFBitmap(SkBitmapKey key) const;
     void addPDFBitmap(SkBitmapKey key, sk_sp<SkPDFObject>);
 
     SkTHashMap<uint32_t, bool> fCanEmbedTypeface;
 
     SkPixelSerializer* getPixelSerializer() const { return fPixelSerializer.get(); }
-    void setPixelSerializer(SkPixelSerializer* ps)  { fPixelSerializer.reset(ps); }
+    void setPixelSerializer(sk_sp<SkPixelSerializer> ps) {
+        fPixelSerializer = std::move(ps);
+    }
 
     sk_sp<SkPDFStream> makeInvertFunction();
     sk_sp<SkPDFDict> makeNoSmaskGraphicState();
     sk_sp<SkPDFArray> makeRangeObject();
 
 private:
     struct FontRec {
         SkPDFFont* fFont;
         uint32_t fFontID;
         uint16_t fGlyphID;
@@ skipping 25 matching lines @@
 
     // TODO(halcanary): make SkTHashMap<K, sk_sp<V>> work correctly.
     SkTHashMap<SkBitmapKey, SkPDFObject*> fPDFBitmapMap;
 
     sk_sp<SkPixelSerializer> fPixelSerializer;
     sk_sp<SkPDFStream> fInvertFunction;
     sk_sp<SkPDFDict> fNoSmaskGraphicState;
     sk_sp<SkPDFArray> fRangeObject;
 };
 #endif  // SkPDFCanon_DEFINED