Allow direct executors in cronet.

components/cronet/android/cronet_upload_data_stream_adapter.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/cronet/android/cronet_upload_data_stream_adapter.h"
 
 #include <string>
 #include <utility>
 
 #include "base/android/jni_android.h"
@@ skipping 63 matching lines @@
   Java_CronetUploadDataStream_onUploadDataStreamDestroyed(env,
                                                           jupload_data_stream_);
   // |this| is invalid here since the Java call above effectively destroys it.
 }
 
 void CronetUploadDataStreamAdapter::OnReadSucceeded(
     JNIEnv* env,
     const JavaParamRef<jobject>& jcaller,
     int bytes_read,
     bool final_chunk) {
-  DCHECK(!network_task_runner_->BelongsToCurrentThread());
   DCHECK(bytes_read > 0 || (final_chunk && bytes_read == 0));
 
   buffer_ = nullptr;
   network_task_runner_->PostTask(
       FROM_HERE, base::Bind(&CronetUploadDataStream::OnReadSuccess,
                             upload_data_stream_, bytes_read, final_chunk));
 }
 
 void CronetUploadDataStreamAdapter::OnRewindSucceeded(
     JNIEnv* env,
     const JavaParamRef<jobject>& jcaller) {
-  DCHECK(!network_task_runner_->BelongsToCurrentThread());
 
   network_task_runner_->PostTask(
       FROM_HERE,
       base::Bind(&CronetUploadDataStream::OnRewindSuccess,
                  upload_data_stream_));
 }
 
 void CronetUploadDataStreamAdapter::Destroy(JNIEnv* env,
                                             const JavaParamRef<jobject>& jobj) {
   delete this;
@@ skipping 37 matching lines @@
     jlong jlength,
     jlong jadapter) {
   CronetUploadDataStreamAdapter* adapter =
       reinterpret_cast<CronetUploadDataStreamAdapter*>(jadapter);
   CronetUploadDataStream* upload_data_stream =
       new CronetUploadDataStream(adapter, jlength);
   return reinterpret_cast<jlong>(upload_data_stream);
 }
 
 }  // namespace cronet