SkPDF: SkPDFStream takes only SkStreamAsset

src/pdf/SkPDFFont.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include <ctype.h>
 
 #include "SkData.h"
@@ skipping 574 matching lines @@
     delete[] (unsigned char*)ptr;
 }
 #endif
 
 #if defined(SK_SFNTLY_SUBSETTER)
 static size_t get_subset_font_stream(const char* fontName,
                                      const SkTypeface* typeface,
                                      const SkTDArray<uint32_t>& subset,
                                      SkPDFStream** fontStream) {
     int ttcIndex;
-    std::unique_ptr<SkStream> fontData(typeface->openStream(&ttcIndex));
+    std::unique_ptr<SkStreamAsset> fontData(typeface->openStream(&ttcIndex));
     SkASSERT(fontData);
     if (!fontData) {
         return 0;
     }
 
     size_t fontSize = fontData->getLength();
 
     // Read font into buffer.
     SkPDFStream* subsetFontStream = nullptr;
     SkTDArray<unsigned char> originalFont;
@@ skipping 830 matching lines @@
     }
     return *canon->fCanEmbedTypeface.set(id, canEmbed);
 }
 
 void SkPDFFont::drop() {
     fTypeface = nullptr;
     fFontInfo = nullptr;
     fDescriptor = nullptr;
     this->SkPDFDict::drop();
 }