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

chrome/browser/tabs/pinned_tab_codec.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/tabs/pinned_tab_codec.h"
 
 #include "base/values.h"
 #include "chrome/browser/extensions/extension_tab_helper.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/tabs/tab_strip_model.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_list.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/pref_names.h"
 #include "content/browser/tab_contents/tab_contents.h"
-#include "content/common/page_transition_types.h"
 
 typedef BrowserInit::LaunchWithProfile::Tab Tab;
 
 // Key used in dictionaries for the app id.
 static const char kAppID[] = "app_id";
 
 // Key used in dictionaries for the url.
 static const char kURL[] = "url";
 
 // Returns true if |browser| has any pinned tabs.
@@ skipping 97 matching lines @@
   for (size_t i = 0, max = pref_value->GetSize(); i < max; ++i) {
     DictionaryValue* values = NULL;
     if (pref_value->GetDictionary(i, &values)) {
       Tab tab;
       if (DecodeTab(*values, &tab))
         results.push_back(tab);
     }
   }
   return results;
 }