Create module system for VisualBench

tools/VisualBench/VisualFlags.h

Index: tools/VisualBench/VisualFlags.h
diff --git a/src/ports/SkFontMgr_win_gdi_factory.cpp b/tools/VisualBench/VisualFlags.h
similarity index 55%
copy from src/ports/SkFontMgr_win_gdi_factory.cpp
copy to tools/VisualBench/VisualFlags.h
index de68ae8d306f901140976ab9fb4f35f0c3b02f60..cd13e8ed38247cb5b7a542f0927b548e1d28c5a6 100644
--- a/src/ports/SkFontMgr_win_gdi_factory.cpp
+++ b/tools/VisualBench/VisualFlags.h
@@ -5,9 +5,11 @@
  * found in the LICENSE file.
  */
 
-#include "SkFontMgr.h"
-#include "SkTypeface_win.h"
+#ifndef VisualFlags_DEFINED
+#define VisualFlags_DEFINED
 
-SkFontMgr* SkFontMgr::Factory() {
-    return SkFontMgr_New_GDI();
-}
+#include "SkCommandLineFlags.h"
+
+DECLARE_int32(msaa);
+
+#endif