Make checkbox in bookmark app creation dialog sticky across app creations.

This CL makes the "Open as tab" checkbox in the bookmark app creation
dialog sticky by adding a profile pref tracking the last launch type set.

BUG=318607

Review URL: https://codereview.chromium.org/156513002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@250354 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/browser/prefs/browser_prefs.cc b/chrome/browser/prefs/browser_prefs.cc
index 8656c89..e498b55 100644
--- a/chrome/browser/prefs/browser_prefs.cc
+++ b/chrome/browser/prefs/browser_prefs.cc
@@ -26,6 +26,7 @@
 #include "chrome/browser/extensions/api/commands/command_service.h"
 #include "chrome/browser/extensions/api/tabs/tabs_api.h"
 #include "chrome/browser/extensions/extension_web_ui.h"
+#include "chrome/browser/extensions/launch_util.h"
 #include "chrome/browser/external_protocol/external_protocol_handler.h"
 #include "chrome/browser/first_run/first_run.h"
 #include "chrome/browser/geolocation/geolocation_prefs.h"
@@ -343,6 +344,7 @@
   chrome_browser_net::Predictor::RegisterProfilePrefs(registry);
   DownloadPrefs::RegisterProfilePrefs(registry);
   extensions::ExtensionPrefs::RegisterProfilePrefs(registry);
+  extensions::launch_util::RegisterProfilePrefs(registry);
   ExtensionWebUI::RegisterProfilePrefs(registry);
   HostContentSettingsMap::RegisterProfilePrefs(registry);
   IncognitoModePrefs::RegisterProfilePrefs(registry);