libaudiohal: move to Stream Metadata to common

So that it can be used by the Bluetooth HAL.

Test: compile
Change-Id: I5b122d329811de2c10fc25f457a0eed7b5ece7b6
Signed-off-by: Kevin Rocard <krocard@google.com>
diff --git a/media/libaudiohal/impl/DeviceHalHidl.cpp b/media/libaudiohal/impl/DeviceHalHidl.cpp
index b5ed198..b3ff757 100644
--- a/media/libaudiohal/impl/DeviceHalHidl.cpp
+++ b/media/libaudiohal/impl/DeviceHalHidl.cpp
@@ -49,8 +49,10 @@
 using ::android::hardware::hidl_string;
 using ::android::hardware::hidl_vec;
 
-#if MAJOR_VERSION >= 4
+#if MAJOR_VERSION == 4
 using ::android::hardware::audio::CPP_VERSION::SinkMetadata;
+#elif MAJOR_VERSION == 5
+using ::android::hardware::audio::common::CPP_VERSION::SinkMetadata;
 #endif
 
 namespace android {