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

chrome/browser/sync/test/integration/performance/sessions_sync_perf_test.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.
 
 #include "base/stringprintf.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/sync/profile_sync_service_harness.h"
 #include "chrome/browser/sync/test/integration/performance/sync_timing_helper.h"
 #include "chrome/browser/sync/test/integration/sessions_helper.h"
 #include "chrome/browser/sync/test/integration/sync_test.h"
@@ skipping 44 matching lines @@
 }
 
 void SessionsSyncPerfTest::UpdateTabs(int profile) {
   Browser* browser = GetBrowser(profile);
   GURL url;
   std::vector<GURL> urls;
   for (int i = 0; i < browser->tab_count(); ++i) {
     browser->SelectNumberedTab(i);
     url = NextURL();
     browser->OpenURL(
-        OpenURLParams(url, GURL("http://localhost"), CURRENT_TAB, 0));
+        OpenURLParams(url, GURL("http://localhost"), CURRENT_TAB,
+        content::PageTransitionFromInt(0)));
     urls.push_back(url);
   }
   WaitForTabsToLoad(profile, urls);
 }
 
 void SessionsSyncPerfTest::RemoveTabs(int profile) {
   GetBrowser(profile)->CloseAllTabs();
 }
 
 int SessionsSyncPerfTest::GetTabCount(int profile) {
@@ skipping 49 matching lines @@
   ASSERT_EQ(kNumTabs, GetTabCount(1));
   SyncTimingHelper::PrintResult("tabs", "update_tabs", dt);
 
   RemoveTabs(0);
   dt = SyncTimingHelper::TimeMutualSyncCycle(GetClient(0), GetClient(1));
   // New tab page remains open on profile 0 after closing all tabs.
   ASSERT_EQ(1, GetTabCount(0));
   ASSERT_EQ(0, GetTabCount(1));
   SyncTimingHelper::PrintResult("tabs", "delete_tabs", dt);
 }