Give Android a SkFontMgr::Factory which was missing as of r12217.


git-svn-id: http://skia.googlecode.com/svn/trunk/src@12220 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/ports/SkFontConfigInterface_android.cpp b/ports/SkFontConfigInterface_android.cpp
index 6f9ed3a..6c3e8d5 100644
--- a/ports/SkFontConfigInterface_android.cpp
+++ b/ports/SkFontConfigInterface_android.cpp
@@ -930,5 +930,6 @@
 ///////////////////////////////////////////////////////////////////////////////
 
 SkFontMgr* SkFontMgr::Factory() {
-    return NULL;
+    SkFontConfigInterface* fci = SkFontConfigInterface::GetSingletonDirectInterface();
+    return fci ? SkNEW_ARGS(SkFontMgr_fontconfig, (fci)) : NULL;
 }