allow both GDI and DW fontmgrs at the same time

BUG=
R=bungeman@google.com

Committed: https://code.google.com/p/skia/source/detail?r=10718

Committed: https://code.google.com/p/skia/source/detail?r=10788

Review URL: https://codereview.chromium.org/23058002

git-svn-id: http://skia.googlecode.com/svn/trunk@10851 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/ports/SkFontMgr_default_gdi.cpp b/src/ports/SkFontMgr_default_gdi.cpp
new file mode 100644
index 0000000..243d0cc
--- /dev/null
+++ b/src/ports/SkFontMgr_default_gdi.cpp
@@ -0,0 +1,7 @@
+#include "SkFontMgr.h"
+
+extern SkFontMgr* SkFontMgr_New_GDI();
+
+SkFontMgr* SkFontMgr::Factory() {
+    return SkFontMgr_New_GDI();
+}