Split getSurroundSound method in 2 methods.

Split getSurroundSound in:
getSurroundSound for formats supported by source android device
getReportedSurroundSound for formats reported by any connected sound
device like soundbar etc.

Bug: 177990551
Test: atest AudioPolicyManagerTestForHdmi
Change-Id: Iac811315049f0598c930afd75f069f058080dad4
diff --git a/services/audiopolicy/AudioPolicyInterface.h b/services/audiopolicy/AudioPolicyInterface.h
index 9132086..e959e2c 100644
--- a/services/audiopolicy/AudioPolicyInterface.h
+++ b/services/audiopolicy/AudioPolicyInterface.h
@@ -272,8 +272,11 @@
 
     virtual status_t getSurroundFormats(unsigned int *numSurroundFormats,
                                         audio_format_t *surroundFormats,
-                                        bool *surroundFormatsEnabled,
-                                        bool reported) = 0;
+                                        bool *surroundFormatsEnabled) = 0;
+
+    virtual status_t getReportedSurroundFormats(unsigned int *numSurroundFormats,
+                                                audio_format_t *surroundFormats) = 0;
+
     virtual status_t setSurroundFormatEnabled(audio_format_t audioFormat, bool enabled) = 0;
 
     virtual bool     isHapticPlaybackSupported() = 0;