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/EffectHalHidl.cpp b/media/libaudiohal/EffectHalHidl.cpp
index f4d1958..4fb032c 100644
--- a/media/libaudiohal/EffectHalHidl.cpp
+++ b/media/libaudiohal/EffectHalHidl.cpp
@@ -31,6 +31,7 @@
 using ::android::hardware::audio::effect::V2_0::EffectConfigParameters;
 using ::android::hardware::audio::effect::V2_0::MessageQueueFlagBits;
 using ::android::hardware::audio::effect::V2_0::Result;
+using ::android::hardware::audio::common::V2_0::HidlUtils;
 using ::android::hardware::audio::common::V2_0::AudioChannelMask;
 using ::android::hardware::audio::common::V2_0::AudioFormat;
 using ::android::hardware::hidl_vec;