warning fixes

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@738 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Plugins/Plugin_DSP_NULL/Src/UCodes/UCode_Zelda.h

@@ -35,9 +35,9 @@ private:
 	};
 
 	// List in progress
-	int m_numSteps;
+	u32 m_numSteps;
 	bool m_bListInProgress;
-	int m_step;
+	u32 m_step;
 	u8 m_Buffer[1024];
 	void ExecuteList();