Hook in rough distance field support for fonts

src/gpu/GrBitmapTextContext.cpp

Index: src/gpu/GrBitmapTextContext.cpp
diff --git a/src/gpu/GrBitmapTextContext.cpp b/src/gpu/GrBitmapTextContext.cpp
index d389ed65d29f3745b6cab2211809c5441e9de432..433eda148a5b993c7303765cb4bfbc34e1d88cb1 100755
--- a/src/gpu/GrBitmapTextContext.cpp
+++ b/src/gpu/GrBitmapTextContext.cpp
@@ -123,7 +123,11 @@ void GrBitmapTextContext::drawPackedGlyph(GrGlyph::PackedID packed,
         return;
     }
     if (NULL == fStrike) {
+#if SK_DISTANCEFIELD_FONTS
+        fStrike = fContext->getFontCache()->getStrike(scaler, true);
+#else
         fStrike = fContext->getFontCache()->getStrike(scaler);
+#endif
     }
 
     GrGlyph* glyph = fStrike->getGlyph(packed, scaler);