Move to SkStreamAsset for SkTypeface streams.

content/common/font_config_ipc_linux.h

 // Copyright (c) 2012 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 CONTENT_COMMON_FONT_CONFIG_IPC_LINUX_H_
 #define CONTENT_COMMON_FONT_CONFIG_IPC_LINUX_H_
 
 #include "base/compiler_specific.h"
+#include "third_party/skia/include/core/SkStream.h"
+#include "third_party/skia/include/core/SkTypeface.h"
 #include "third_party/skia/include/ports/SkFontConfigInterface.h"
 
 #include <string>
 
+class SkString;
+
 namespace content {
 
 // FontConfig implementation for Skia that proxies out of process to get out
 // of the sandbox. See http://code.google.com/p/chromium/wiki/LinuxSandboxIPC
 class FontConfigIPC : public SkFontConfigInterface {
  public:
   explicit FontConfigIPC(int fd);
   ~FontConfigIPC() override;
 
   bool matchFamilyName(const char familyName[],
                        SkTypeface::Style requested,
                        FontIdentity* outFontIdentifier,
                        SkString* outFamilyName,
                        SkTypeface::Style* outStyle) override;
 
-  SkStream* openStream(const FontIdentity&) override;
+  SkStreamAsset* openStream(const FontIdentity&) override;
 
   enum Method {
     METHOD_MATCH = 0,
     METHOD_OPEN = 1,
   };
 
   enum {
     kMaxFontFamilyLength = 2048
   };
 
  private:
   const int fd_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_FONT_CONFIG_IPC_LINUX_H_