[NTP Snippets] Pass "no suggestions" message from the backend to the UI

chrome/browser/android/ntp/ntp_snippets_bridge.cc

 // 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.
 
 #include "chrome/browser/android/ntp/ntp_snippets_bridge.h"
 
 #include <jni.h>
 
 #include "base/android/callback_android.h"
 #include "base/android/jni_android.h"
@@ skipping 154 matching lines @@
     const base::android::JavaParamRef<jobject>& obj,
     jint category) {
   base::Optional<CategoryInfo> info =
       content_suggestions_service_->GetCategoryInfo(
           CategoryFromIDValue(category));
   if (!info)
     return base::android::ScopedJavaLocalRef<jobject>(env, nullptr);
   return Java_SnippetsBridge_createSuggestionsCategoryInfo(
       env, category, ConvertUTF16ToJavaString(env, info->title()),
       static_cast<int>(info->card_layout()), info->has_more_button(),
-      info->show_if_empty());
+      info->show_if_empty(),
+      ConvertUTF16ToJavaString(env, info->no_suggestions_message()));
 }
 
 ScopedJavaLocalRef<jobject> NTPSnippetsBridge::GetSuggestionsForCategory(
     JNIEnv* env,
     const base::android::JavaParamRef<jobject>& obj,
     jint category) {
   // Get layout for the category.
   base::Optional<CategoryInfo> info =
       content_suggestions_service_->GetCategoryInfo(
           CategoryFromIDValue(category));
@@ skipping 203 matching lines @@
 }
 
 Category NTPSnippetsBridge::CategoryFromIDValue(jint id) {
   return content_suggestions_service_->category_factory()->FromIDValue(id);
 }
 
 // static
 bool NTPSnippetsBridge::Register(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }