Enable prefetch-search-results on Desktop Chrome by default.

chrome/browser/ui/search/search_ipc_router.cc

 // 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.
 
 #include "chrome/browser/ui/search/search_ipc_router.h"
 
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/search/search.h"
 #include "chrome/common/render_messages.h"
 #include "content/public/browser/navigation_details.h"
@@ skipping 56 matching lines @@
 
   Send(new ChromeViewMsg_SearchBoxPromoInformation(routing_id(),
                                                    is_app_launcher_enabled));
 }
 
 void SearchIPCRouter::SetDisplayInstantResults() {
   if (!policy_->ShouldSendSetDisplayInstantResults())
     return;
 
   bool is_search_results_page = !chrome::GetSearchTerms(web_contents()).empty();
+  bool display_instant_results = is_search_results_page ?
+      chrome::ShouldPrefetchSearchResultsOnSRP() :
+          chrome::ShouldPrefetchSearchResults();
   Send(new ChromeViewMsg_SearchBoxSetDisplayInstantResults(
-       routing_id(),
-       (is_search_results_page && chrome::ShouldPrefetchSearchResultsOnSRP()) ||
-       chrome::ShouldPrefetchSearchResults()));
+       routing_id(), display_instant_results));
 }
 
 void SearchIPCRouter::SetSuggestionToPrefetch(
     const InstantSuggestion& suggestion) {
   if (!policy_->ShouldSendSetSuggestionToPrefetch())
     return;
 
   Send(new ChromeViewMsg_SearchBoxSetSuggestionToPrefetch(routing_id(),
                                                           suggestion));
 }
@@ skipping 242 matching lines @@
 
 void SearchIPCRouter::set_delegate_for_testing(Delegate* delegate) {
   DCHECK(delegate);
   delegate_ = delegate;
 }
 
 void SearchIPCRouter::set_policy_for_testing(scoped_ptr<Policy> policy) {
   DCHECK(policy.get());
   policy_.reset(policy.release());
 }