chromeos: fix bug where "aw snap" page replaces first tab if it was a NTP when closing window with > 1 tab.

BUG=chromium-os:12088
TEST=verify bug per bug report.
Review URL: http://codereview.chromium.org/6882058

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@83031 0039d316-1c4b-4281-b951-d872f2087c98
void Browser::OnStateChanged() {
  DCHECK(profile_->GetProfileSyncService());

#if !defined(OS_MACOSX)
  const bool show_main_ui = (type() == TYPE_NORMAL) && !window_->IsFullscreen();
#else
  const bool show_main_ui = (type() == TYPE_NORMAL);
#endif

  command_updater_.UpdateCommandEnabled(IDC_SYNC_BOOKMARKS,
      show_main_ui && profile_->IsSyncAccessible());
}

void Browser::OnStateChanged() {
  DCHECK(profile_->GetProfileSyncService());

#if !defined(OS_MACOSX)
  const bool show_main_ui = (type() == TYPE_NORMAL) && !window_->IsFullscreen();
#else
  const bool show_main_ui = (type() == TYPE_NORMAL);
#endif

  command_updater_.UpdateCommandEnabled(IDC_SYNC_BOOKMARKS,
      show_main_ui && profile_->IsSyncAccessible());
}
