Send ChromeViewMsg_SearchBoxSetSuggestionToPrefetch IPC message from SearchIPCRouter.

chrome/browser/ui/search/search_ipc_router_policy_impl.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_policy_impl.h"
 
 #include "build/build_config.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/search/search.h"
 #include "chrome/browser/ui/browser_finder.h"
@@ skipping 31 matching lines @@
 SearchIPCRouterPolicyImpl::~SearchIPCRouterPolicyImpl() {}
 
 bool SearchIPCRouterPolicyImpl::ShouldProcessSetVoiceSearchSupport() {
   return true;
 }
 
 bool SearchIPCRouterPolicyImpl::ShouldSendSetDisplayInstantResults() {
   return !is_incognito_;
 }
 
+bool SearchIPCRouterPolicyImpl::ShouldSendSetSuggestionToPrefetch() {
+  return !is_incognito_;
+}
+
 bool SearchIPCRouterPolicyImpl::ShouldSendMostVisitedItems() {
   return !is_incognito_ && chrome::IsInstantNTP(web_contents_);
 }
 
 bool SearchIPCRouterPolicyImpl::ShouldSendThemeBackgroundInfo() {
   return !is_incognito_ && chrome::IsInstantNTP(web_contents_);
 }