shill: Almost complete support for terminating dhcpcd.

BUG=chromium-os:16365,chromium-os:16013
TEST=unit tests

Change-Id: I00a46e8364fc4de3cc48ef72c1b0a9a88e95e6a0
Reviewed-on: http://gerrit.chromium.org/gerrit/2435
Tested-by: Darin Petkov <petkov@chromium.org>
Reviewed-by: Chris Masone <cmasone@chromium.org>
diff --git a/ipconfig_unittest.cc b/ipconfig_unittest.cc
index d5e9d35..0ff911a 100644
--- a/ipconfig_unittest.cc
+++ b/ipconfig_unittest.cc
@@ -28,12 +28,16 @@
   EXPECT_EQ("testname", ipconfig_->GetDeviceName());
 }
 
-TEST_F(IPConfigTest, Request) {
-  EXPECT_FALSE(ipconfig_->Request());
+TEST_F(IPConfigTest, RequestIP) {
+  EXPECT_FALSE(ipconfig_->RequestIP());
 }
 
-TEST_F(IPConfigTest, Renew) {
-  EXPECT_FALSE(ipconfig_->Renew());
+TEST_F(IPConfigTest, RenewIP) {
+  EXPECT_FALSE(ipconfig_->RenewIP());
+}
+
+TEST_F(IPConfigTest, ReleaseIP) {
+  EXPECT_FALSE(ipconfig_->ReleaseIP());
 }
 
 TEST_F(IPConfigTest, UpdateProperties) {