API changes in MicrophoneDirection

Bug: 128523813
Test: Build, Testbed app

Change-Id: I7b5ee8ba4eec1090866d8aef891a98d50cd09cc5
diff --git a/services/audioflinger/Threads.h b/services/audioflinger/Threads.h
index 47e580b..e5abce7 100644
--- a/services/audioflinger/Threads.h
+++ b/services/audioflinger/Threads.h
@@ -1607,8 +1607,8 @@
 
             status_t    getActiveMicrophones(std::vector<media::MicrophoneInfo>* activeMicrophones);
 
-            status_t    setMicrophoneDirection(audio_microphone_direction_t direction);
-            status_t    setMicrophoneFieldDimension(float zoom);
+            status_t    setPreferredMicrophoneDirection(audio_microphone_direction_t direction);
+            status_t    setPreferredMicrophoneFieldDimension(float zoom);
 
             void        updateMetadata_l() override;