[Sync] Adding revisit logic for typed URLs.

chrome/browser/sync/sessions/page_revisit_broadcaster.cc

 // Copyright 2015 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/sync/sessions/page_revisit_broadcaster.h"
 
 #include <string>
 #include <vector>
 
 #include "base/metrics/field_trial.h"
+#include "chrome/browser/history/history_service_factory.h"
+#include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/sync/glue/synced_session_util.h"
 #include "chrome/browser/sync/sessions/sessions_sync_manager.h"
+#include "components/history/core/browser/history_service.h"
 #include "components/sync_sessions/revisit/sessions_page_revisit_observer.h"
+#include "components/sync_sessions/revisit/typed_url_page_revisit_observer.h"
 
 namespace browser_sync {
 
 namespace {
 
 // Simple implementation of ForeignSessionsProvider that delegates to
 // SessionsSyncManager. It holds onto a non-owning pointer, with the assumption
 // that this class is only used by classes owned by SessionsSyncManager itself.
 class SessionsSyncManagerWrapper
     : public sync_sessions::ForeignSessionsProvider {
@@ skipping 16 matching lines @@
 PageRevisitBroadcaster::PageRevisitBroadcaster(SessionsSyncManager* manager,
                                                Profile* profile) {
   const std::string group_name =
       base::FieldTrialList::FindFullName("PageRevisitInstrumentation");
   bool shouldInstrument = group_name == "Enabled";
   if (shouldInstrument) {
     revisit_observers_.push_back(new sync_sessions::SessionsPageRevisitObserver(
         scoped_ptr<sync_sessions::ForeignSessionsProvider>(
             new SessionsSyncManagerWrapper(manager))));
 
+    history::HistoryService* history =
+        HistoryServiceFactory::GetForProfileWithoutCreating(profile);
+    if (history) {
+      revisit_observers_.push_back(
+          new sync_sessions::TypedUrlPageRevisitObserver(history));
+    }
     // TODO(skym): Add bookmarks observer.
-    // TODO(skym): Add typed URL observer.
   }
 }
 
 PageRevisitBroadcaster::~PageRevisitBroadcaster() {}
 
 void PageRevisitBroadcaster::OnPageVisit(const GURL& url,
                                          const ui::PageTransition transition) {
   if (ShouldSyncURL(url)) {
     sync_sessions::PageVisitObserver::TransitionType converted(
         ConvertTransitionEnum(transition));
@@ skipping 46 matching lines @@
     case ui::PAGE_TRANSITION_KEYWORD:
     case ui::PAGE_TRANSITION_KEYWORD_GENERATED:
       return sync_sessions::PageVisitObserver::kTransitionOmniboxTemplateSearch;
 
     default:
       return sync_sessions::PageVisitObserver::kTransitionUnknown;
   }
 }
 
 }  // namespace browser_sync