Updated the new module changes to use more compile/link-time checking rather than runtime checking.

src/modules/sound/Sound.cpp

@@ -25,11 +25,6 @@ namespace love
 namespace sound
 {
 
-Sound::Sound()
-{
-	moduleType = M_SOUND;
-}
-
 Sound::~Sound()
 {
 }

src/modules/sound/Sound.h

@@ -42,9 +42,11 @@ class Sound : public Module
 
 public:
 
-	Sound();
 	virtual ~Sound();
 
+	// Implements Module.
+	virtual ModuleType getModuleType() const { return M_SOUND; }
+
 	/**
 	 * Creates new SoundData from a decoder. Fully expands the
 	 * encoded sound data into raw sound data. Not recommended