Post-processing: Added options to graphics config dialog.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3391 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Plugins/Plugin_VideoOGL/Src/PostProcessing.h

@@ -27,7 +27,9 @@ namespace PostProcessing
 void Init();
 void Shutdown();
 
-void ApplyShader();
+void ReloadShader();
+// Returns false if no shader was applied.
+bool ApplyShader();
 
 }  // namespace