Remove CreateEmptyExtension from extension_function_test_utils

extensions/browser/api/power/power_api_unittest.cc

Index: extensions/browser/api/power/power_api_unittest.cc
diff --git a/extensions/browser/api/power/power_api_unittest.cc b/extensions/browser/api/power/power_api_unittest.cc
index 3b7bae37ff2d8a51e2fe955b76e28eb71c480386..6af9e32178abb1b6182723123b34cd216a040789 100644
--- a/extensions/browser/api/power/power_api_unittest.cc
+++ b/extensions/browser/api/power/power_api_unittest.cc
@@ -258,7 +258,7 @@ TEST_F(PowerApiTest, MultipleExtensions) {
   // Create a second extension that blocks system suspend.  No additional
   // PowerSaveBlocker is needed; the blocker from the first extension
   // already covers the behavior requested by the second extension.
-  scoped_refptr<Extension> extension2(test_util::CreateExtensionWithID("id2"));
+  scoped_refptr<Extension> extension2(test_util::CreateEmptyExtension("id2"));
   ASSERT_TRUE(CallFunction(REQUEST, kSystemArgs, extension2.get()));
   EXPECT_EQ(NONE, manager_->PopFirstRequest());