Add Data Saver support to Cronet

components/cronet/android/cronet_url_request.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.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/android/scoped_java_ref.h"
 #include "base/logging.h"
@@ skipping 238 matching lines @@
                                      jobject jurl_request,
                                      jlong jurl_request_adapter) {
   DCHECK(jurl_request_adapter);
   CronetURLRequestAdapter* request_adapter =
       reinterpret_cast<CronetURLRequestAdapter*>(jurl_request_adapter);
   DCHECK(request_adapter->IsOnNetworkThread());
   return ConvertUTF8ToJavaString(
       env, request_adapter->GetNegotiatedProtocol()).Release();
 }
 
+static jstring GetProxyServer(JNIEnv* env,
+                              jobject jurl_request,
+                              jlong jurl_request_adapter) {
+  DCHECK(jurl_request_adapter);
+  CronetURLRequestAdapter* request_adapter =
+      reinterpret_cast<CronetURLRequestAdapter*>(jurl_request_adapter);
+  DCHECK(request_adapter->IsOnNetworkThread());
+  return ConvertUTF8ToJavaString(
+      env, request_adapter->GetProxyServer()).Release();
+}
+
 static jboolean GetWasCached(JNIEnv* env,
                              jobject jurl_request,
                              jlong jurl_request_adapter) {
   DCHECK(jurl_request_adapter);
   CronetURLRequestAdapter* request_adapter =
       reinterpret_cast<CronetURLRequestAdapter*>(jurl_request_adapter);
   DCHECK(request_adapter->IsOnNetworkThread());
   return request_adapter->GetWasCached() ? JNI_TRUE : JNI_FALSE;
 }
 
@@ skipping 15 matching lines @@
       reinterpret_cast<CronetURLRequestAdapter*>(jurl_request_adapter);
   DCHECK(request_adapter->IsOnNetworkThread());
   const net::HttpResponseHeaders* headers =
       request_adapter->GetResponseHeaders();
   if (headers == NULL)
     return ConvertUTF8ToJavaString(env, "").Release();
   return ConvertUTF8ToJavaString(env, headers->GetStatusText()).Release();
 }
 
 }  // namespace cronet