[Cronet] Initialize StatisticsRecorder early

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 1189 matching lines @@
                            jint jlog_level) {
   jint old_log_level = static_cast<jint>(logging::GetMinLogLevel());
   // MinLogLevel is global, shared by all URLRequestContexts.
   logging::SetMinLogLevel(static_cast<int>(jlog_level));
   return old_log_level;
 }
 
 static ScopedJavaLocalRef<jbyteArray> GetHistogramDeltas(
     JNIEnv* env,
     const JavaParamRef<jclass>& jcaller) {
-  base::StatisticsRecorder::Initialize();
+  DCHECK(base::StatisticsRecorder::IsActive());
   std::vector<uint8_t> data;
   if (!HistogramManager::GetInstance()->GetDeltas(&data))
     return ScopedJavaLocalRef<jbyteArray>();
   return base::android::ToJavaByteArray(env, &data[0], data.size());
 }
 
 }  // namespace cronet