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

chrome/browser/browsing_data_remover_unittest.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 "chrome/browser/browsing_data_remover.h"
 
 #include <set>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 138 matching lines @@
         url,
         true,
         &consumer_,
         base::Bind(&RemoveHistoryTester::SaveResultAndQuit,
                    base::Unretained(this)));
     BlockUntilNotified();
     return query_url_success_;
   }
 
   void AddHistory(const GURL& url, base::Time time) {
-    history_service_->AddPage(url, time, NULL, 0, GURL(), PageTransition::LINK,
-        history::RedirectList(), history::SOURCE_BROWSED, false);
+    history_service_->AddPage(url, time, NULL, 0, GURL(),
+        content::PAGE_TRANSITION_LINK, history::RedirectList(),
+        history::SOURCE_BROWSED, false);
   }
 
  private:
   // Callback for HistoryService::QueryURL.
   void SaveResultAndQuit(HistoryService::Handle,
                          bool success,
                          const history::URLRow*,
                          history::VisitVector*) {
     query_url_success_ = success;
     Notify();
@@ skipping 334 matching lines @@
       quota::kStorageTypeTemporary));
   EXPECT_FALSE(GetMockManager()->OriginHasData(kOrigin1,
       quota::kStorageTypePersistent));
   EXPECT_FALSE(GetMockManager()->OriginHasData(kOrigin2,
       quota::kStorageTypePersistent));
   EXPECT_FALSE(GetMockManager()->OriginHasData(kOrigin3,
       quota::kStorageTypePersistent));
 }
 
 }  // namespace