Implement action interface in network_menu.js for 'connect'.

chrome/browser/chromeos/cros/cros_mock.h

Index: chrome/browser/chromeos/cros/cros_mock.h
diff --git a/chrome/browser/chromeos/cros/cros_mock.h b/chrome/browser/chromeos/cros/cros_mock.h
index d0818a0c7d9c215cbff0bd69250acc87d993e211..f38081d8af470446df243f6f5c5e3b7fdc81bb66 100644
--- a/chrome/browser/chromeos/cros/cros_mock.h
+++ b/chrome/browser/chromeos/cros/cros_mock.h
@@ -6,6 +6,7 @@
 #define CHROME_BROWSER_CHROMEOS_CROS_CROS_MOCK_H_
 
 #include "chrome/browser/chromeos/cros/cros_library.h"
+#include "chrome/browser/chromeos/cros/network_library.h"
 #include "chrome/test/in_process_browser_test.h"
 #include "cros/chromeos_input_method.h"
 
@@ -102,6 +103,10 @@ class CrosMock {
   MockTouchpadLibrary* mock_touchpad_library_;
 
   ImePropertyList ime_properties_;
+  WifiNetworkVector wifi_networks_;
+  CellularNetworkVector cellular_networks_;
+  std::string empty_string_;
+
   DISALLOW_COPY_AND_ASSIGN(CrosMock);
 };