[Cronet] Test the libcronet that's shipped, not libcronet_test

components/cronet/android/cronet_url_request_context_adapter.cc

 // Copyright 2014 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_url_request_context_adapter.h"
 
 #include <limits.h>
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 728 matching lines @@
   delete network_thread;
 }
 
 net::URLRequestContext* CronetURLRequestContextAdapter::GetURLRequestContext() {
   if (!context_) {
     LOG(ERROR) << "URLRequestContext is not set up";
   }
   return context_.get();
 }
 
+jlong CronetURLRequestContextAdapter::GetUrlRequestContextForTesting(
+    JNIEnv* env,
+    const base::android::JavaParamRef<jobject>& jcaller) {
+  return reinterpret_cast<jlong>(GetURLRequestContext());
+}
+
 void CronetURLRequestContextAdapter::PostTaskToNetworkThread(
     const tracked_objects::Location& posted_from,
     const base::Closure& callback) {
   GetNetworkTaskRunner()->PostTask(
       posted_from, base::Bind(&CronetURLRequestContextAdapter::
                                   RunTaskAfterContextInitOnNetworkThread,
                               base::Unretained(this), callback));
 }
 
 void CronetURLRequestContextAdapter::RunTaskAfterContextInitOnNetworkThread(
@@ skipping 314 matching lines @@
     JNIEnv* env,
     const JavaParamRef<jclass>& jcaller) {
   base::StatisticsRecorder::Initialize();
   std::vector<uint8_t> data;
   if (!HistogramManager::GetInstance()->GetDeltas(&data))
     return ScopedJavaLocalRef<jbyteArray>();
   return base::android::ToJavaByteArray(env, &data[0], data.size());
 }
 
 }  // namespace cronet