add portable and canonical font support for DM

gm/pathreverse.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 "gm.h"
 #include "SkCanvas.h"
 #include "SkPath.h"
@@ skipping 34 matching lines @@
     canvas->translate(0, 100);
     path.reset();
     path.moveTo(10, 10); path.lineTo(30, 30);
     path.addOval(r);
     r.offset(50, 20);
     path.addOval(r);
     test_rev(canvas, path);
 
     SkPaint paint;
     paint.setTextSize(SkIntToScalar(100));
-    SkTypeface* hira = SkTypeface::CreateFromName("Hiragino Maru Gothic Pro", SkTypeface::kNormal);
-    SkSafeUnref(paint.setTypeface(hira));
+    sk_tool_utils::set_portable_typeface(&paint, "Hiragino Maru Gothic Pro");
     path.reset();
     paint.getTextPath("e", 1, 50, 50, &path);
     canvas->translate(0, 100);
     test_rev(canvas, path);
 }
 
 namespace skiagm {
 
 class PathReverseGM : public GM {
 public:
@@ skipping 29 matching lines @@
         canvas->translate(0, 100);
         path.reset();
         path.moveTo(10, 10); path.lineTo(30, 30);
         path.addOval(r);
         r.offset(50, 20);
         path.addOval(r);
         test_rev(canvas, path);
 
         SkPaint paint;
         paint.setTextSize(SkIntToScalar(100));
-        SkTypeface* hira = SkTypeface::CreateFromName("Hiragino Maru Gothic Pro", SkTypeface::kNormal);
-        SkSafeUnref(paint.setTypeface(hira));
+        sk_tool_utils::set_portable_typeface(&paint, "Hiragino Maru Gothic Pro");
         path.reset();
         paint.getTextPath("e", 1, 50, 50, &path);
         canvas->translate(0, 100);
         test_rev(canvas, path);
     }
 
 private:
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 static GM* MyFactory(void*) { return new PathReverseGM; }
 static GMRegistry reg(MyFactory);
 
 }