Add enable_reporting to fix size regression in Cronet.

net/url_request/url_request_context_storage.h

 // Copyright (c) 2012 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.
 
 #ifndef NET_URL_REQUEST_URL_REQUEST_CONTEXT_STORAGE_H_
 #define NET_URL_REQUEST_URL_REQUEST_CONTEXT_STORAGE_H_
 
 #include <memory>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
+#include "build/buildflag.h"
 #include "net/base/net_export.h"
+#include "net/net_features.h"
 
 namespace net {
 
 class CertVerifier;
 class ChannelIDService;
 class CookieStore;
 class CTPolicyEnforcer;
 class CTVerifier;
 class HostResolver;
 class HttpAuthHandlerFactory;
@@ skipping 49 matching lines @@
   void set_http_network_session(
       std::unique_ptr<HttpNetworkSession> http_network_session);
   void set_http_transaction_factory(
       std::unique_ptr<HttpTransactionFactory> http_transaction_factory);
   void set_job_factory(std::unique_ptr<URLRequestJobFactory> job_factory);
   void set_throttler_manager(
       std::unique_ptr<URLRequestThrottlerManager> throttler_manager);
   void set_http_user_agent_settings(
       std::unique_ptr<HttpUserAgentSettings> http_user_agent_settings);
   void set_sdch_manager(std::unique_ptr<SdchManager> sdch_manager);
+
+#if BUILDFLAG(ENABLE_REPORTING)
   void set_reporting_service(
       std::unique_ptr<ReportingService> reporting_service);
+#endif  // BUILDFLAG(ENABLE_REPORTING)
 
   // Everything else can be access through the URLRequestContext, but this
   // cannot.  Having an accessor for it makes usage a little cleaner.
   HttpNetworkSession* http_network_session() const {
     return http_network_session_.get();
   }
 
  private:
   // Not owned.
   URLRequestContext* const context_;
@@ skipping 18 matching lines @@
   std::unique_ptr<CTPolicyEnforcer> ct_policy_enforcer_;
 
   // Not actually pointed at by the URLRequestContext, but may be used (but not
   // owned) by the HttpTransactionFactory.
   std::unique_ptr<HttpNetworkSession> http_network_session_;
 
   std::unique_ptr<HttpTransactionFactory> http_transaction_factory_;
   std::unique_ptr<URLRequestJobFactory> job_factory_;
   std::unique_ptr<URLRequestThrottlerManager> throttler_manager_;
   std::unique_ptr<SdchManager> sdch_manager_;
+#if BUILDFLAG(ENABLE_REPORTING)
   std::unique_ptr<ReportingService> reporting_service_;
+#endif  // BUILDFLAG(ENABLE_REPORTING)
 
   DISALLOW_COPY_AND_ASSIGN(URLRequestContextStorage);
 };
 
 }  // namespace net
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_CONTEXT_STORAGE_H_