Use HTTP status return code to make SDCH handling more robust...

chrome/common/net/url_request_intercept_job.cc

 // Copyright (c) 2006-2008 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.
 //
 // This job type handles Chrome plugin network interception.  When a plugin
 // wants to intercept a request, a job of this type is created.  The intercept
 // job communicates with the plugin to retrieve the response headers and data.
 
 #include "chrome/common/net/url_request_intercept_job.h"
 
@@ skipping 133 matching lines @@
         new net::X509Certificate(request_->url().GetWithEmptyPath().spec(),
                                  kCertIssuer,
                                  Time::Now(),
                                  Time::Now() +
                                      TimeDelta::FromDays(kLifetimeDays));
     info->ssl_info.cert_status = 0;
     info->ssl_info.security_bits = 0;
   }
 }
 
-int URLRequestInterceptJob::GetResponseCode() {
+int URLRequestInterceptJob::GetResponseCode() const {
   if (!plugin_)
     return -1;
 
   int status = 200;
   plugin_->functions().request_funcs->get_response_info(
       cprequest_.get(), CPRESPONSEINFO_HTTP_STATUS, &status, sizeof(status));
 
   return status;
 }
 
@@ skipping 42 matching lines @@
 }
 
 void URLRequestInterceptJob::Observe(NotificationType type,
                                      const NotificationSource& source,
                                      const NotificationDetails& details) {
   DCHECK(type == NotificationType::CHROME_PLUGIN_UNLOADED);
   DCHECK(plugin_ == Source<ChromePluginLib>(source).ptr());
 
   DetachPlugin();
 }