Update the flickering fix.

Should work a lot better.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3276 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Plugins/Plugin_VideoOGL/Src/Render.h

@@ -55,7 +55,7 @@ public:
 	static void SwapBuffers();
 
 	static bool IsUsingATIDrawBuffers();
-
+	static bool IsBlack();
     static void SetColorMask();
 	static void SetBlendMode(bool forceUpdate);
 	static bool SetScissorRect();