winrt: Fixed incorrect code in a Windows Phone #ifdef.
diff --git a/src/video/winrt/SDL_winrtpointerinput.cpp b/src/video/winrt/SDL_winrtpointerinput.cpp
index 1639083..26d2150 100644
--- a/src/video/winrt/SDL_winrtpointerinput.cpp
+++ b/src/video/winrt/SDL_winrtpointerinput.cpp
@@ -122,7 +122,8 @@ WINRT_GetSDLButtonForPointerPoint(Windows::UI::Input::PointerPoint ^pt, Uint8 *b
using namespace Windows::UI::Input;
#if WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP
- return SDL_BUTTON_LEFT;
+ *button = SDL_BUTTON_LEFT;
+ return SDL_TRUE;
#else
switch (pt->Properties->PointerUpdateKind)
{