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

chrome/browser/ui/auto_login_prompter.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/ui/auto_login_prompter.h"
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/string_split.h"
@@ skipping 107 matching lines @@
 void AutoLoginRedirector::RedirectToMergeSession(const std::string& token) {
   // The args are URL encoded, so we need to decode them before use.
   url_canon::RawCanonOutputT<char16> output;
   url_util::DecodeURLEscapeSequences(args_.c_str(), args_.length(), &output);
   std::string unescaped_args;
   UTF16ToUTF8(output.data(), output.length(), &unescaped_args);
   // TODO(rogerta): what is the correct page transition?
   navigation_controller_->LoadURL(
       GURL(GaiaUrls::GetInstance()->merge_session_url() +
           "?source=chrome&uberauth=" + token + "&" + unescaped_args),
-      GURL(), PageTransition::AUTO_BOOKMARK, std::string());
+      GURL(), content::PAGE_TRANSITION_AUTO_BOOKMARK, std::string());
 }
 
 
 // AutoLoginInfoBarDelegate ---------------------------------------------------
 
 // This is the actual infobar displayed to prompt the user to auto-login.
 class AutoLoginInfoBarDelegate : public ConfirmInfoBarDelegate {
  public:
   AutoLoginInfoBarDelegate(InfoBarTabHelper* owner,
                            NavigationController* navigation_controller,
@@ skipping 190 matching lines @@
           infobar_helper, &tab_contents_->controller(),
           profile->GetTokenService(), profile->GetPrefs(),
           username_, args_));
     }
   }
   // Either we couldn't add the infobar, we added the infobar, or the tab
   // contents was destroyed before the navigation completed.  In any case
   // there's no reason to live further.
   delete this;
 }