Call java SurfaceTextureHelper.dispose from the corresponding C++ destructor.

webrtc/api/java/jni/surfacetexturehelper_jni.cc

 /*
  *  Copyright 2015 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 
 #include "webrtc/api/java/jni/surfacetexturehelper_jni.h"
 
 #include "webrtc/api/java/jni/classreferenceholder.h"
 #include "webrtc/base/bind.h"
 #include "webrtc/base/checks.h"
+#include "webrtc/base/logging.h"
 
 namespace webrtc_jni {
 
 rtc::scoped_refptr<SurfaceTextureHelper> SurfaceTextureHelper::create(
     JNIEnv* jni,
     const char* thread_name,
     jobject j_egl_context) {
   jobject j_surface_texture_helper = jni->CallStaticObjectMethod(
       FindClass(jni, "org/webrtc/SurfaceTextureHelper"),
       GetStaticMethodID(jni, FindClass(jni, "org/webrtc/SurfaceTextureHelper"),
@@ skipping 14 matching lines @@
     : j_surface_texture_helper_(jni, j_surface_texture_helper),
       j_return_texture_method_(
           GetMethodID(jni,
                       FindClass(jni, "org/webrtc/SurfaceTextureHelper"),
                       "returnTextureFrame",
                       "()V")) {
   CHECK_EXCEPTION(jni) << "error during initialization of SurfaceTextureHelper";
 }
 
 SurfaceTextureHelper::~SurfaceTextureHelper() {
+  LOG(LS_INFO) << "SurfaceTextureHelper dtor";
+  JNIEnv* jni = AttachCurrentThreadIfNeeded();
+  jni->CallVoidMethod(
+      *j_surface_texture_helper_,
+      GetMethodID(jni, FindClass(jni, "org/webrtc/SurfaceTextureHelper"),
+                  "dispose", "()V"));
+
+  CHECK_EXCEPTION(jni) << "error during SurfaceTextureHelper.dispose()";
 }
 
 jobject SurfaceTextureHelper::GetJavaSurfaceTextureHelper() const {
   return *j_surface_texture_helper_;
 }
 
 void SurfaceTextureHelper::ReturnTextureFrame() const {
   JNIEnv* jni = AttachCurrentThreadIfNeeded();
   jni->CallVoidMethod(*j_surface_texture_helper_, j_return_texture_method_);
 
   CHECK_EXCEPTION(
       jni) << "error during SurfaceTextureHelper.returnTextureFrame";
 }
 
 rtc::scoped_refptr<webrtc::VideoFrameBuffer>
 SurfaceTextureHelper::CreateTextureFrame(int width, int height,
     const NativeHandleImpl& native_handle) {
   return new rtc::RefCountedObject<AndroidTextureBuffer>(
       width, height, native_handle, *j_surface_texture_helper_,
       rtc::Bind(&SurfaceTextureHelper::ReturnTextureFrame, this));
 }
 
 }  // namespace webrtc_jni