Remove SearchTabHelperDelegate::OnWebContentsInstantSupportDisabled

chrome/browser/ui/search/search_tab_helper.cc

 // Copyright 2012 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_tab_helper.h"
 
 #include <memory>
 #include <set>
 
 #include "base/memory/ptr_util.h"
@@ skipping 301 matching lines @@
 
   if (!load_details.is_main_frame)
     return;
 
   UpdateMode(true);
 
   content::NavigationEntry* entry =
       web_contents_->GetController().GetVisibleEntry();
   DCHECK(entry);
 
-  // Already determined the instant support state for this page, do not reset
-  // the instant support state.
-  if (load_details.is_in_page) {
-    // When an "in-page" navigation happens, we will not receive a
-    // DidFinishLoad() event. Therefore, we will not determine the Instant
-    // support for the navigated page. So, copy over the Instant support from
-    // the previous entry. If the page does not support Instant, update the
-    // location bar from here to turn off search terms replacement.
-    if (delegate_ && model_.instant_support() == INSTANT_SUPPORT_NO)
-      delegate_->OnWebContentsInstantSupportDisabled(web_contents_);
-    return;
-  }
-
   model_.SetInstantSupportState(INSTANT_SUPPORT_UNKNOWN);
 
   if (InInstantProcess(profile(), web_contents_))
     ipc_router_.OnNavigationEntryCommitted();
 }
 
 void SearchTabHelper::OnInstantSupportDetermined(bool supports_instant) {
   InstantSupportChanged(supports_instant);
 }
 
@@ skipping 136 matching lines @@
 }
 
 void SearchTabHelper::InstantSupportChanged(bool instant_support) {
   if (!is_search_enabled_)
     return;
 
   InstantSupportState new_state = instant_support ? INSTANT_SUPPORT_YES :
       INSTANT_SUPPORT_NO;
 
   model_.SetInstantSupportState(new_state);
-
-  if (web_contents_->GetController().GetLastCommittedEntry() && delegate_ &&
-      !instant_support) {
-    delegate_->OnWebContentsInstantSupportDisabled(web_contents_);
-  }
 }
 
 void SearchTabHelper::UpdateMode(bool update_origin) {
   SearchMode::Type type = SearchMode::MODE_DEFAULT;
   SearchMode::Origin origin = SearchMode::ORIGIN_DEFAULT;
   if (IsNTP(web_contents_)) {
     type = SearchMode::MODE_NTP;
     origin = SearchMode::ORIGIN_NTP;
   }
   if (!update_origin)
@@ skipping 31 matching lines @@
 
 bool SearchTabHelper::IsInputInProgress() const {
   OmniboxView* omnibox = GetOmniboxView();
   return !model_.mode().is_ntp() && omnibox &&
       omnibox->model()->focus_state() == OMNIBOX_FOCUS_VISIBLE;
 }
 
 OmniboxView* SearchTabHelper::GetOmniboxView() const {
   return delegate_ ? delegate_->GetOmniboxView() : NULL;
 }