SkPDF: fall back on paths for unembeddable fonts.

src/pdf/SkPDFFont.h

Index: src/pdf/SkPDFFont.h
diff --git a/src/pdf/SkPDFFont.h b/src/pdf/SkPDFFont.h
index d85c5826d3b051796044ee6bbe7d8f52f845055f..92a44abc206725717d3e090f8119d8098787b243 100644
--- a/src/pdf/SkPDFFont.h
+++ b/src/pdf/SkPDFFont.h
@@ -149,6 +149,12 @@ public:
                          uint32_t searchFontID,
                          uint16_t searchGlyphID);
 
+    /**
+     *  Return false iff the typeface has its NotEmbeddable flag set.
+     *  If typeface is NULL, the default typeface is checked.
+     */
+    static bool CanEmbedTypeface(SkTypeface* typeface);
+
 protected:
     // Common constructor to handle common members.
     SkPDFFont(const SkAdvancedTypefaceMetrics* fontInfo,