add portable and canonical font support for DM

gm/twopointradial.cpp

 /*
  * Copyright 2012 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 "SkPaint.h"
@@ skipping 12 matching lines @@
                                            SkIntToScalar(100));
 
     SkPoint c0 = { d0[0], d0[1] };
     SkScalar r0 = d0[2];
     SkPoint c1 = { d1[0], d1[1] };
     SkScalar r1 = d1[2];
 
     SkColor colors[] = { SK_ColorGREEN, SK_ColorRED };
     SkPaint paint;
     paint.setAntiAlias(true);
+    sk_tool_utils::set_portable_typeface(&paint);
 
     SkString str;
     str.printf("%g,%g,%g  %g,%g,%g",
                SkScalarToFloat(c0.fX), SkScalarToFloat(c0.fY), SkScalarToFloat(r0),
                SkScalarToFloat(c1.fX), SkScalarToFloat(c1.fY), SkScalarToFloat(r1));
     canvas->drawText(str.c_str(), str.size(),
                      bounds.fLeft, bounds.fTop - paint.getTextSize()/2, paint);
 
     paint.setShader(SkGradientShader::CreateTwoPointConical(c0, r0, c1, r1,
                                                             colors, NULL, 2,
@@ skipping 59 matching lines @@
             canvas->translate(0, DY);
         }
     }
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 static skiagm::GM* F(void*) { return new TwoPointRadialGM; }
 
 static skiagm::GMRegistry gR(F);