Revert of SkFontData to use smart pointers.

tools/lua/lua_pictures.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"
 #include "SkLuaCanvas.h"
 #include "SkPicture.h"
@@ skipping 21 matching lines @@
 // for i in {0..5}; do lua_pictures --skpPath SKP_PATH -l YOUR_SCRIPT --modulo $i 6 &; done
 DEFINE_string(modulo, "", "[--modulo <remainder> <divisor>]: only run tests for which "
               "testIndex %% divisor == remainder.");
 DEFINE_string2(skpPath, r, "", "Read this .skp file or .skp files from this dir");
 DEFINE_string2(luaFile, l, "", "File containing lua script to run");
 DEFINE_string2(headCode, s, "", "Optional lua code to call at beginning");
 DEFINE_string2(tailFunc, s, "", "Optional lua function to call at end");
 DEFINE_bool2(quiet, q, false, "Silence all non-error related output");
 
 static sk_sp<SkPicture> load_picture(const char path[]) {
-    std::unique_ptr<SkStream> stream = SkStream::MakeFromFile(path);
-    if (stream) {
+    SkAutoTDelete<SkStream> stream(SkStream::NewFromFile(path));
+    if (stream.get()) {
         return SkPicture::MakeFromStream(stream.get());
     }
     return nullptr;
 }
 
 static void call_canvas(lua_State* L, SkLuaCanvas* canvas,
                         const char pictureFile[], const char funcName[]) {
     lua_getglobal(L, funcName);
     if (!lua_isfunction(L, -1)) {
         int t = lua_type(L, -1);
@@ skipping 105 matching lines @@
         }
     }
     return 0;
 }
 
 #if !defined SK_BUILD_FOR_IOS
 int main(int argc, char * const argv[]) {
     return tool_main(argc, (char**) argv);
 }
 #endif