Audio V4: Move Utils in a versioned namespace

Bug: 38184704
Test: compile
Change-Id: I2eb3fb23dcbfbde7d2888c07514be2c63af13ce9
Signed-off-by: Kevin Rocard <krocard@google.com>
diff --git a/media/libaudiohal/EffectsFactoryHalHidl.cpp b/media/libaudiohal/EffectsFactoryHalHidl.cpp
index a8081b7..08bed1b 100644
--- a/media/libaudiohal/EffectsFactoryHalHidl.cpp
+++ b/media/libaudiohal/EffectsFactoryHalHidl.cpp
@@ -24,6 +24,7 @@
 #include "EffectsFactoryHalHidl.h"
 #include "HidlUtils.h"
 
+using ::android::hardware::audio::common::V2_0::HidlUtils;
 using ::android::hardware::audio::common::V2_0::Uuid;
 using ::android::hardware::audio::effect::V2_0::IEffect;
 using ::android::hardware::audio::effect::V2_0::Result;