Add CardPreference in battery settings page

This is MatrialCardView styled preference that only support
icon, title and summary.

Bug: 119618813
Test: RunSettingsRoboTests
Change-Id: Ibbf9eb2a01c8ee0579e1553ead6e43e96531c92a

tests/robotests/src/com/android/settings/widget/CardPreferenceTest.java

@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.widget;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.content.Context;
+
+import com.android.settings.R;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+
+@RunWith(RobolectricTestRunner.class)
+public class CardPreferenceTest {
+
+    private Context mContext;
+    private CardPreference mCardPreference;
+
+    @Before
+    public void setUp() {
+        mContext = RuntimeEnvironment.application;
+        mContext.setTheme(R.style.PreferenceTheme);
+        mCardPreference = new CardPreference(mContext);
+    }
+
+    @Test
+    public void getLayoutResource() {
+        assertThat(mCardPreference.getLayoutResource()).isEqualTo(R.layout.card_preference_layout);
+    }
+
+}