Remove host restrictions from snippets

components/ntp_snippets/remote/ntp_snippets_fetcher.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 COMPONENTS_NTP_SNIPPETS_REMOTE_NTP_SNIPPETS_FETCHER_H_
 #define COMPONENTS_NTP_SNIPPETS_REMOTE_NTP_SNIPPETS_FETCHER_H_
 
 #include <memory>
 #include <queue>
 #include <set>
@@ skipping 94 matching lines @@
 
   // Enumeration listing all possible variants of dealing with personalization.
   enum class Personalization { kPersonal, kNonPersonal, kBoth };
 
   // Contains all the parameters for one fetch.
   struct Params {
     Params();
     Params(const Params&);
     ~Params();
 
-    // If non-empty, restricts the result to the given set of hosts.
-    std::set<std::string> hosts;
-
     // BCP 47 language code specifying the user's UI language.
     std::string language_code;
 
     // A set of suggestion IDs that should not be returned again.
     std::set<std::string> excluded_ids;
 
     // Maximum number of snippets to fetch.
     int count_to_fetch = 0;
 
     // Whether this is an interactive request, i.e. triggered by an explicit
@@ skipping 232 matching lines @@
   std::string last_status_;
   std::string last_fetch_json_;
 
   base::WeakPtrFactory<NTPSnippetsFetcher> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(NTPSnippetsFetcher);
 };
 }  // namespace ntp_snippets
 
 #endif  // COMPONENTS_NTP_SNIPPETS_REMOTE_NTP_SNIPPETS_FETCHER_H_