Move PageTransition into content namespace. While I'm touching all these files, I've also updated...

chrome/browser/rlz/rlz.cc

 // Copyright (c) 2011 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.
 //
 // This code glues the RLZ library DLL with Chrome. It allows Chrome to work
 // with or without the DLL being present. If the DLL is not present the
 // functions do nothing and just return false.
 
 #include "chrome/browser/rlz/rlz.h"
 
@@ skipping 280 matching lines @@
       call_record = true;
 
       registrar_.Remove(this, chrome::NOTIFICATION_OMNIBOX_OPENED_URL,
                         NotificationService::AllSources());
       registrar_.Remove(this, chrome::NOTIFICATION_INSTANT_CONTROLLER_UPDATED,
                         NotificationService::AllSources());
       break;
     case content::NOTIFICATION_NAV_ENTRY_PENDING: {
       const NavigationEntry* entry = Details<NavigationEntry>(details).ptr();
       if (entry != NULL &&
-          ((entry->transition_type() & PageTransition::HOME_PAGE) != 0)) {
+          ((entry->transition_type() &
+            content::PAGE_TRANSITION_HOME_PAGE) != 0)) {
         point = rlz_lib::CHROME_HOME_PAGE;
         record_used = &homepage_used_;
         call_record = true;
 
         registrar_.Remove(this, content::NOTIFICATION_NAV_ENTRY_PENDING,
                           NotificationService::AllSources());
       }
       break;
     }
     default:
@@ skipping 77 matching lines @@
       BrowserThread::FILE, FROM_HERE,
       NewRunnableFunction(&RLZTracker::GetAccessPointRlz, point, not_used));
   return true;
 }
 
 // static
 void RLZTracker::CleanupRlz() {
   GetInstance()->rlz_cache_.clear();
   GetInstance()->registrar_.RemoveAll();
 }