fixed a couple of problems with UpdateFPSDisplay (DX9) (though it's a trivial fix somebody else was probably about to make)

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6901 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Plugins/Plugin_VideoDX9/Src/main.cpp

@@ -147,7 +147,7 @@ unsigned int Callback_PeekMessages()
 void UpdateFPSDisplay(const char *text)
 {
 	TCHAR temp[512];
-	swprintf_s(temp, sizeof temp, _T("%s | DX9 | %s"), svn_rev_str, text);
+	swprintf_s(temp, sizeof(temp)/sizeof(TCHAR), _T("%hs | DX9 | %hs"), svn_rev_str, text);
 	SetWindowText(EmuWindow::GetWnd(), temp);
 }