Add flag to bench/render pictures

include/gpu/GrContextFactory.h

Index: include/gpu/GrContextFactory.h
diff --git a/include/gpu/GrContextFactory.h b/include/gpu/GrContextFactory.h
index f6677bbe291a70faf6f201a34a3599048644f7d3..bc06594c8094c6c3efa44c0801b8c6fbd81c7a7b 100644
--- a/include/gpu/GrContextFactory.h
+++ b/include/gpu/GrContextFactory.h
@@ -202,6 +202,8 @@ public:
         return NULL;
     }
 
+    const GrContext::Options& getGlobalOptions() const { return fGlobalOptions; }
+
 private:
     struct GPUContext {
         GLContextType             fType;