Revert "Revert "audio policy: refactor getOutput() method""

This reverts commit e198f26cae6f0b5c67340935c291363fdfff87f1.

Change-Id: I65eb2905adb45c3809a499d85c1a8ef68cec7ed5
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.h b/services/audiopolicy/managerdefault/AudioPolicyManager.h
index 1b0c315..11894dc 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.h
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.h
@@ -99,12 +99,7 @@
 
         virtual void setSystemProperty(const char* property, const char* value);
         virtual status_t initCheck();
-        virtual audio_io_handle_t getOutput(audio_stream_type_t stream,
-                                            uint32_t samplingRate,
-                                            audio_format_t format,
-                                            audio_channel_mask_t channelMask,
-                                            audio_output_flags_t flags,
-                                            const audio_offload_info_t *offloadInfo);
+        virtual audio_io_handle_t getOutput(audio_stream_type_t stream);
         virtual status_t getOutputForAttr(const audio_attributes_t *attr,
                                           audio_io_handle_t *output,
                                           audio_session_t session,