return pictures as sk_sp

src/utils/SkLua.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkLua.h"
 
 #if SK_SUPPORT_GPU
@@ skipping 1806 matching lines @@
     SkCanvas* canvas = get_obj<SkPictureRecorder>(L, 1)->getRecordingCanvas();
     if (nullptr == canvas) {
         lua_pushnil(L);
         return 1;
     }
     push_ref(L, canvas);
     return 1;
 }
 
 static int lpicturerecorder_endRecording(lua_State* L) {
-    SkPicture* pic = get_obj<SkPictureRecorder>(L, 1)->endRecording();
-    if (nullptr == pic) {
+    sk_sp<SkPicture> pic = get_obj<SkPictureRecorder>(L, 1)->finishRecordingAsPicture();
+    if (!pic) {
         lua_pushnil(L);
         return 1;
     }
-    push_ref(L, pic)->unref();
+    push_ref(L, std::move(pic));
     return 1;
 }
 
 static int lpicturerecorder_gc(lua_State* L) {
     get_obj<SkPictureRecorder>(L, 1)->~SkPictureRecorder();
     return 0;
 }
 
 static const struct luaL_Reg gSkPictureRecorder_Methods[] = {
     { "beginRecording", lpicturerecorder_beginRecording },
@@ skipping 293 matching lines @@
     REG_CLASS(L, SkTextBlob);
     REG_CLASS(L, SkTypeface);
     REG_CLASS(L, SkXfermode);
 }
 
 extern "C" int luaopen_skia(lua_State* L);
 extern "C" int luaopen_skia(lua_State* L) {
     SkLua::Load(L);
     return 0;
 }