[NTP::SectionOrder] Propagate category rank from UI through the bridge.

chrome/browser/android/ntp/ntp_snippets_bridge.h

 // Copyright 2016 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_ANDROID_NTP_NTP_SNIPPETS_BRIDGE_H_
 #define CHROME_BROWSER_ANDROID_NTP_NTP_SNIPPETS_BRIDGE_H_
 
 #include <jni.h>
 
 #include "base/android/scoped_java_ref.h"
@@ skipping 87 matching lines @@
                          jint global_position,
                          jint j_category_id,
                          jint category_position,
                          jlong publish_timestamp_ms,
                          jfloat score);
 
   void OnSuggestionOpened(JNIEnv* env,
                           const base::android::JavaParamRef<jobject>& obj,
                           jint global_position,
                           jint j_category_id,
+                          jint category_index,
                           jint category_position,
                           jlong publish_timestamp_ms,
                           jfloat score,
                           int windowOpenDisposition);
 
   void OnSuggestionMenuOpened(JNIEnv* env,
                               const base::android::JavaParamRef<jobject>& obj,
                               jint global_position,
                               jint j_category_id,
                               jint category_position,
@@ skipping 49 matching lines @@
 
   // The Java SnippetsBridge.
   base::android::ScopedJavaGlobalRef<jobject> bridge_;
 
   base::WeakPtrFactory<NTPSnippetsBridge> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(NTPSnippetsBridge);
 };
 
 #endif  // CHROME_BROWSER_ANDROID_NTP_NTP_SNIPPETS_BRIDGE_H_