Effect UUID inputs passed by pointer are const

Change-Id: I1f5c338bcb7368e3dd8cd5f804b2e6d9fbe087f8
diff --git a/media/libeffects/testlibs/EffectReverb.c b/media/libeffects/testlibs/EffectReverb.c
index ebb72c1..8351712 100644
--- a/media/libeffects/testlibs/EffectReverb.c
+++ b/media/libeffects/testlibs/EffectReverb.c
@@ -111,7 +111,7 @@
     return 0;
 }
 
-int EffectCreate(effect_uuid_t *uuid,
+int EffectCreate(const effect_uuid_t *uuid,
         int32_t sessionId,
         int32_t ioId,
         effect_handle_t *pHandle) {
@@ -182,7 +182,7 @@
     return 0;
 }
 
-int EffectGetDescriptor(effect_uuid_t       *uuid,
+int EffectGetDescriptor(const effect_uuid_t *uuid,
                         effect_descriptor_t *pDescriptor) {
     int i;
     int length = sizeof(gDescriptors) / sizeof(const effect_descriptor_t *);