JNI_Java_HashSet_clear  123 content/browser/renderer_host/java/java_bridge_dispatcher_host_manager.cc     JNI_Java_HashSet_clear(env, retained_object_set);
JNI_Java_HashSet_clear   21 content/common/android/hash_set.h void JNI_Java_HashSet_clear(JNIEnv* env,