Add notification of data reduction proxy field trial

chrome/browser/net/spdyproxy/data_reduction_proxy_settings_android.h

 // Copyright 2013 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 CHROME_BROWSER_NET_SPDYPROXY_DATA_REDUCTION_PROXY_SETTINGS_ANDROID_H_
 #define CHROME_BROWSER_NET_SPDYPROXY_DATA_REDUCTION_PROXY_SETTINGS_ANDROID_H_
 
 #include "base/android/jni_string.h"
 #include "base/android/jni_weak_ref.h"
 #include "base/android/scoped_java_ref.h"
@@ skipping 32 matching lines @@
   void BypassHostPattern(JNIEnv* env, jobject obj, jstring pattern);
   // Add a URL pattern to bypass the proxy. Wildcards
   // should be compatible with the JavaScript function shExpMatch, which can be
   // used in proxy PAC resolution. These functions must only be called before
   // the proxy is used.
   void BypassURLPattern(JNIEnv* env, jobject obj, jstring pattern);
 
   // JNI wrapper interfaces to the indentically-named superclass methods.
   jboolean IsDataReductionProxyAllowed(JNIEnv* env, jobject obj);
   jboolean IsDataReductionProxyPromoAllowed(JNIEnv* env, jobject obj);
+  jboolean IsIncludedInAltFieldTrial(JNIEnv* env, jobject obj);
   ScopedJavaLocalRef<jstring> GetDataReductionProxyOrigin(JNIEnv* env,
                                                           jobject obj);
   jboolean IsDataReductionProxyEnabled(JNIEnv* env, jobject obj);
   jboolean IsDataReductionProxyManaged(JNIEnv* env, jobject obj);
   void SetDataReductionProxyEnabled(JNIEnv* env, jobject obj, jboolean enabled);
 
   jlong GetDataReductionLastUpdateTime(JNIEnv* env, jobject obj);
   ScopedJavaLocalRef<jlongArray> GetDailyOriginalContentLengths(JNIEnv* env,
                                                                 jobject obj);
   ScopedJavaLocalRef<jlongArray> GetDailyReceivedContentLengths(JNIEnv* env,
@@ skipping 34 matching lines @@
                            TestGetDailyContentLengths);
 
 
   ScopedJavaLocalRef<jlongArray> GetDailyContentLengths(JNIEnv* env,
                                                         const char* pref_name);
 
   DISALLOW_COPY_AND_ASSIGN(DataReductionProxySettingsAndroid);
 };
 
 #endif  // CHROME_BROWSER_NET_SPDYPROXY_DATA_REDUCTION_PROXY_SETTINGS_ANDROID_H_