[cros] Hide chrome://mobilesetup content on non-supported networks.

chrome/browser/chromeos/cros/network_library.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/chromeos/cros/network_library.h"
 
 #include <algorithm>
 #include <map>
 
 #include "base/i18n/icu_encoding_detection.h"
@@ skipping 1878 matching lines @@
     value.SetString(kApnProperty, apn.apn);
     value.SetString(kNetworkIdProperty, apn.network_id);
     value.SetString(kUsernameProperty, apn.username);
     value.SetString(kPasswordProperty, apn.password);
     SetValueProperty(kCellularApnProperty, &value);
   } else {
     ClearProperty(kCellularApnProperty);
   }
 }
 
+bool CellularNetwork::SupportsActivation() const {
+  return SupportsDataPlan();
+}
+
 bool CellularNetwork::SupportsDataPlan() const {
   // TODO(nkostylev): Are there cases when only one of this is defined?
   return !usage_url().empty() || !payment_url().empty();
 }
 
 std::string CellularNetwork::GetNetworkTechnologyString() const {
   // No need to localize these cellular technology abbreviations.
   switch (network_technology_) {
     case NETWORK_TECHNOLOGY_1XRTT:
       return "1xRTT";
@@ skipping 3269 matching lines @@
     return new NetworkLibraryStubImpl();
   else
     return new NetworkLibraryImpl();
 }
 
 }  // namespace chromeos
 
 // Allows InvokeLater without adding refcounting. This class is a Singleton and
 // won't be deleted until it's last InvokeLater is run.
 DISABLE_RUNNABLE_METHOD_REFCOUNT(chromeos::NetworkLibraryImpl);