Removed SDL_INIT_TIMER

This is no longer necessary before calling SDL_AddTimer()

src/test/SDL_test_harness.c

@@ -178,8 +178,6 @@ static Uint64 SDLTest_GenerateExecKey(const char *runSeed, const char *suiteName
 /**
  * Set timeout handler for test.
  *
- * Note: SDL_Init(SDL_INIT_TIMER) will be called if it wasn't done so before.
- *
  * \param timeout Timeout interval in seconds.
  * \param callback Function that will be called after timeout has elapsed.
  *
@@ -200,14 +198,6 @@ static SDL_TimerID SDLTest_SetTestTimeout(int timeout, SDL_TimerCallback callbac
         return 0;
     }
 
-    /* Init SDL timer if not initialized before */
-    if (!SDL_WasInit(SDL_INIT_TIMER)) {
-        if (!SDL_InitSubSystem(SDL_INIT_TIMER)) {
-            SDLTest_LogError("Failed to init timer subsystem: %s", SDL_GetError());
-            return 0;
-        }
-    }
-
     /* Set timer */
     timeoutInMilliseconds = timeout * 1000;
     timerID = SDL_AddTimer(timeoutInMilliseconds, callback, 0x0);