Fixed ChromeOS network unit tests.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/6253008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@72222 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/chromeos/cros/cros_mock.cc

@@ -271,6 +271,9 @@ void CrosMock::SetNetworkLibraryStatusAreaExpectations() {
       .Times(AnyNumber());
   EXPECT_CALL(*mock_network_library_, RemoveCellularDataPlanObserver(_))
       .Times(AnyNumber());
+  EXPECT_CALL(*mock_network_library_, IsLocked())
+      .Times(AnyNumber())
+      .WillRepeatedly((Return(false)));
   EXPECT_CALL(*mock_network_library_, ethernet_available())
       .Times(AnyNumber())
       .WillRepeatedly((Return(true)));