Delete class DirectoryIterator and FileRotatingStream read support.

webrtc/sdk/android/src/jni/peerconnection_jni.cc

Index: webrtc/sdk/android/src/jni/peerconnection_jni.cc
diff --git a/webrtc/sdk/android/src/jni/peerconnection_jni.cc b/webrtc/sdk/android/src/jni/peerconnection_jni.cc
index 5f33ba35ca4256da8692d96ef990e7d5d66dfc6b..0b62a83085e50e16ff958b2b129b8c5e71731904 100644
--- a/webrtc/sdk/android/src/jni/peerconnection_jni.cc
+++ b/webrtc/sdk/android/src/jni/peerconnection_jni.cc
@@ -2356,33 +2356,6 @@ JOW(void, CallSessionFileRotatingLogSink_nativeDeleteSink)(
   delete sink;
 }
 
-JOW(jbyteArray, CallSessionFileRotatingLogSink_nativeGetLogData)(
-    JNIEnv* jni, jclass, jstring j_dirPath) {
-  std::string dir_path = JavaToStdString(jni, j_dirPath);
-  std::unique_ptr<rtc::CallSessionFileRotatingStream> stream(
-      new rtc::CallSessionFileRotatingStream(dir_path));
-  if (!stream->Open()) {
-    LOG_V(rtc::LoggingSeverity::LS_WARNING) <<
-        "Failed to open CallSessionFileRotatingStream for path " << dir_path;
-    return jni->NewByteArray(0);
-  }
-  size_t log_size = 0;
-  if (!stream->GetSize(&log_size) || log_size == 0) {
-    LOG_V(rtc::LoggingSeverity::LS_WARNING) <<
-        "CallSessionFileRotatingStream returns 0 size for path " << dir_path;
-    return jni->NewByteArray(0);
-  }
-
-  size_t read = 0;
-  std::unique_ptr<jbyte> buffer(static_cast<jbyte*>(malloc(log_size)));
-  stream->ReadAll(buffer.get(), log_size, &read, nullptr);
-
-  jbyteArray result = jni->NewByteArray(read);
-  jni->SetByteArrayRegion(result, 0, read, buffer.get());
-
-  return result;
-}
-
 JOW(jboolean, RtpSender_nativeSetTrack)(JNIEnv* jni,
                                     jclass,
                                     jlong j_rtp_sender_pointer,