fix build of the (broken) dx plugin..

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3953 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Plugins/Plugin_VideoDX9/Src/main.cpp

@@ -58,7 +58,10 @@ static volatile EFBAccessType s_AccessEFBType;
 static Common::Event s_AccessEFBDone;
 static Common::CriticalSection s_criticalEFB;
 
-
+bool HandleDisplayList(u32 address, u32 size)
+{
+	return false;
+}
 void DllDebugger(HWND _hParent, bool Show)
 {
     // TODO: implement