rename portable_typeface_always to portable_typeface

TBR=reed@google.com

Review URL: https://codereview.chromium.org/1257773002
diff --git a/gm/matrixconvolution.cpp b/gm/matrixconvolution.cpp
index 06684e4..b912f90 100644
--- a/gm/matrixconvolution.cpp
+++ b/gm/matrixconvolution.cpp
@@ -30,7 +30,7 @@
         canvas.clear(0x00000000);
         SkPaint paint;
         paint.setAntiAlias(true);
-        sk_tool_utils::set_portable_typeface_always(&paint);
+        sk_tool_utils::set_portable_typeface(&paint);
         paint.setColor(0xFFFFFFFF);
         paint.setTextSize(SkIntToScalar(180));
         SkPoint pts[2] = { SkPoint::Make(0, 0),