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

chrome/browser/extensions/webstore_inline_installer.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/extensions/webstore_inline_installer.h"
 
 #include <vector>
 
 #include "base/string_util.h"
 #include "base/values.h"
@@ skipping 214 matching lines @@
     std::string redirect_url;
     if (!webstore_data->GetString(kRedirectUrlKey, &redirect_url)) {
       CompleteInstall(kInvalidWebstoreResponseError);
       return;
     }
 
     tab_contents()->OpenURL(OpenURLParams(
         GURL(redirect_url),
         tab_contents()->GetURL(),
         NEW_FOREGROUND_TAB,
-        PageTransition::AUTO_BOOKMARK));
+        content::PAGE_TRANSITION_AUTO_BOOKMARK));
     CompleteInstall(kInlineInstallSupportedError);
     return;
   }
 
   // Manifest, number of users, average rating and rating count are required.
   std::string manifest;
   if (!webstore_data->GetString(kManifestKey, &manifest) ||
       !webstore_data->GetString(kUsersKey, &localized_user_count_) ||
       !webstore_data->GetDouble(kAverageRatingKey, &average_rating_) ||
       !webstore_data->GetInteger(kRatingCountKey, &rating_count_)) {
@@ skipping 132 matching lines @@
   GURL install_url(extension_urls::GetWebstoreInstallUrl(
       id_, g_browser_process->GetApplicationLocale()));
 
   NavigationController& controller = tab_contents()->controller();
   // TODO(mihaip): we pretend like the referrer is the gallery in order to pass
   // the checks in ExtensionService::IsDownloadFromGallery. We should instead
   // pass the real referrer, track that this is an inline install in the
   // whitelist entry and look that up when checking that this is a valid
   // download.
   GURL referrer(extension_urls::GetWebstoreItemDetailURLPrefix() + id_);
-  controller.LoadURL(install_url, referrer, PageTransition::LINK,
+  controller.LoadURL(install_url, referrer, content::PAGE_TRANSITION_LINK,
                      std::string());
 
   // TODO(mihaip): the success message should happen later, when the extension
   // is actually downloaded and installed (when NOTIFICATION_EXTENSION_INSTALLED
   // or NOTIFICATION_EXTENSION_INSTALL_ERROR fire).
   CompleteInstall("");
 }
 
 void WebstoreInlineInstaller::InstallUIAbort(bool user_initiated) {
   CompleteInstall(kUserCancelledError);
@@ skipping 13 matching lines @@
   if (tab_contents()) {
     if (error.empty()) {
       delegate_->OnInlineInstallSuccess(install_id_);
     } else {
       delegate_->OnInlineInstallFailure(install_id_, error);
     }
   }
 
   Release(); // Matches the AddRef in BeginInstall.
 }