Add non-streaming ASR support for HarmonyOS. (#1564)

sherpa-onnx/csrc/voice-activity-detector.h

@@ -7,15 +7,6 @@
 #include <memory>
 #include <vector>
 
-#if __ANDROID_API__ >= 9
-#include "android/asset_manager.h"
-#include "android/asset_manager_jni.h"
-#endif
-
-#if __OHOS__
-#include "rawfile/raw_file_manager.h"
-#endif
-
 #include "sherpa-onnx/csrc/vad-model-config.h"
 
 namespace sherpa_onnx {
@@ -30,16 +21,9 @@ class VoiceActivityDetector {
   explicit VoiceActivityDetector(const VadModelConfig &config,
                                  float buffer_size_in_seconds = 60);
 
-#if __ANDROID_API__ >= 9
-  VoiceActivityDetector(AAssetManager *mgr, const VadModelConfig &config,
+  template <typename Manager>
+  VoiceActivityDetector(Manager *mgr, const VadModelConfig &config,
                         float buffer_size_in_seconds = 60);
-#endif
-
-#if __OHOS__
-  VoiceActivityDetector(NativeResourceManager *mgr,
-                        const VadModelConfig &config,
-                        float buffer_size_in_seconds = 60);
-#endif
 
   ~VoiceActivityDetector();