Move SkTypeface to sk_sp.

gm/colortypexfermode.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "gm.h"
 #include "SkBitmap.h"
 #include "SkGradientShader.h"
 #include "SkShader.h"
 #include "SkXfermode.h"
 #include "../src/fonts/SkGScalerContext.h"
 
 namespace skiagm {
 
 static uint16_t gData[] = { 0xFFFF, 0xCCCF, 0xCCCF, 0xFFFF };
 
 class ColorTypeXfermodeGM : public GM {
 public:
     const static int W = 64;
     const static int H = 64;
-    ColorTypeXfermodeGM()
-        : fColorType(nullptr) {
-    }
-
-    virtual ~ColorTypeXfermodeGM() {
-        SkSafeUnref(fColorType);
-    }
+    ColorTypeXfermodeGM() {}
 
 protected:
     void onOnceBeforeDraw() override {
         const SkColor colors[] = {
             SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE,
             SK_ColorMAGENTA, SK_ColorCYAN, SK_ColorYELLOW
         };
         SkMatrix local;
         local.setRotate(180);
         SkPaint paint;
         paint.setAntiAlias(true);
         paint.setShader(SkGradientShader::MakeSweep(0, 0, colors, nullptr, SK_ARRAY_COUNT(colors),
                                                     0, &local));
 
-        SkTypeface* orig = sk_tool_utils::create_portable_typeface("serif", SkTypeface::kBold);
+        auto orig = sk_tool_utils::create_portable_typeface("serif", SkTypeface::kBold);

[f(malita), 2016/05/02 13:46:35]

Nit: ditto

[bungeman-skia, 2016/05/02 20:24:54]

Done.

         if (nullptr == orig) {
-            orig = SkTypeface::RefDefault();
+            orig = SkTypeface::MakeDefault();
         }
-        fColorType = new SkGTypeface(orig, paint);
-        orig->unref();
+        fColorType = sk_make_sp<SkGTypeface>(orig, paint);
 
         fBG.installPixels(SkImageInfo::Make(2, 2, kARGB_4444_SkColorType,
                                             kOpaque_SkAlphaType), gData, 4);
     }
 
     virtual SkString onShortName() override {
         return SkString("colortype_xfermodes");
     }
 
     virtual SkISize onISize() override {
@@ skipping 83 matching lines @@
 #endif
             x += w + SkIntToScalar(10);
             if ((i % W) == W - 1) {
                 x = x0;
                 y += h + SkIntToScalar(30);
             }
         }
     }
 
 private:
-    SkBitmap    fBG;
-    SkTypeface* fColorType;
+    SkBitmap            fBG;
+    sk_sp<SkTypeface>   fColorType;
 
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 static GM* MyFactory(void*) { return new ColorTypeXfermodeGM; }
 static GMRegistry reg(MyFactory);
 
 }