Surface MicrophoneDirection API in MediaRecorder

Bug: 126185930
Test: MicrophoneDirectionTest testbed.
Change-Id: I6024ede50999aa751d63f272a087f578b8aea93d
diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index 8a45fc2..977f93b 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -7653,14 +7653,14 @@
 
 status_t AudioFlinger::RecordThread::setMicrophoneDirection(audio_microphone_direction_t direction)
 {
-    ALOGV("RecordThread::setMicrophoneDirection");
+    ALOGV("setMicrophoneDirection(%d)", direction);
     AutoMutex _l(mLock);
     return mInput->stream->setMicrophoneDirection(direction);
 }
 
 status_t AudioFlinger::RecordThread::setMicrophoneFieldDimension(float zoom)
 {
-    ALOGV("RecordThread::setMicrophoneFieldDimension");
+    ALOGV("setMicrophoneFieldDimension(%f)", zoom);
     AutoMutex _l(mLock);
     return mInput->stream->setMicrophoneFieldDimension(zoom);
 }