mouse: Move mouse button state from a Uint32 to a formal typedef.

Reference Issue #9812.

test/testautomation_mouse.c

@@ -32,7 +32,7 @@ static int mouse_getMouseState(void *arg)
 {
     float x;
     float y;
-    Uint32 state;
+    SDL_MouseButtonFlags state;
 
     /* Pump some events to update mouse state */
     SDL_PumpEvents();
@@ -77,7 +77,7 @@ static int mouse_getRelativeMouseState(void *arg)
 {
     float x;
     float y;
-    Uint32 state;
+    SDL_MouseButtonFlags state;
 
     /* Pump some events to update mouse state */
     SDL_PumpEvents();
@@ -580,7 +580,7 @@ static int mouse_getGlobalMouseState(void *arg)
 {
     float x;
     float y;
-    Uint32 state;
+    SDL_MouseButtonFlags state;
 
     x = -FLT_MAX;
     y = -FLT_MAX;

test/testcontroller.c

@@ -586,7 +586,7 @@ static void ClearBinding(void)
 static void SetDisplayMode(ControllerDisplayMode mode)
 {
     float x, y;
-    Uint32 button_state;
+    SDL_MouseButtonFlags button_state;
 
     if (mode == CONTROLLER_MODE_BINDING) {
         /* Make a backup of the current mapping */