Revert of SkFontData to use smart pointers.

src/utils/SkWhitelistTypefaces.cpp

Index: src/utils/SkWhitelistTypefaces.cpp
diff --git a/src/utils/SkWhitelistTypefaces.cpp b/src/utils/SkWhitelistTypefaces.cpp
index 007def6d8be7f55836db5c581d6e5215a6ee5902..139e697ca08f4dd0eb540329ab446829dd3cbe64 100644
--- a/src/utils/SkWhitelistTypefaces.cpp
+++ b/src/utils/SkWhitelistTypefaces.cpp
@@ -63,7 +63,7 @@
 }
 
 static uint32_t compute_checksum(const SkTypeface* tf) {
-    std::unique_ptr<SkFontData> fontData = tf->makeFontData();
+    SkFontData* fontData = tf->createFontData();
     if (!fontData) {
         return 0;
     }
@@ -118,7 +118,7 @@
 
     // Embed font data if it's a local font.
     if (isLocal && !desc.hasFontData()) {
-        desc.setFontData(tf->makeFontData());
+        desc.setFontData(tf->createFontData());
     }
     desc.serialize(wstream);
 }
@@ -190,9 +190,9 @@
         return nullptr;
     }
 
-    std::unique_ptr<SkFontData> data = desc.detachFontData();
+    SkFontData* data = desc.detachFontData();
     if (data) {
-        sk_sp<SkTypeface> typeface(SkTypeface::MakeFromFontData(std::move(data)));
+        sk_sp<SkTypeface> typeface(SkTypeface::MakeFromFontData(data));
         if (typeface) {
             return typeface;
         }