Switch to use small icon for most app related pages

- Renamed AppProgressPreference to AppPreference to handle most app
  related prefs
- Add ed AppSwitchPreference - the same layout as AppPreference except
  it's a SwitchPreference
- Use above 2 prefs in most app related pages.
  - Everything under special access pages
  - Recent app list in App & notifications
  - App data usage detail page
  - Default app picker pages

Bug: 65182905
Test: robotests
Change-Id: I96c980ba1db49e36dabe25b5eade1197215aad11

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

@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2017 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 android.support.v7.preference.PreferenceViewHolder;
+import android.view.View;
+
+import com.android.settings.R;
+import com.android.settings.TestConfig;
+import com.android.settings.testutils.SettingsRobolectricTestRunner;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
+
+@RunWith(SettingsRobolectricTestRunner.class)
+@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
+public class AppPreferenceTest {
+
+    private Context mContext;
+    private View mRootView;
+    private AppPreference mPref;
+    private PreferenceViewHolder mHolder;
+
+    @Before
+    public void setUp() {
+        mContext = RuntimeEnvironment.application;
+        mRootView = View.inflate(mContext, R.layout.preference_app, null /* parent */);
+        mHolder = PreferenceViewHolder.createInstanceForTests(mRootView);
+        mPref = new AppPreference(mContext);
+    }
+
+    @Test
+    public void setProgress_showProgress() {
+        mPref.setProgress(1);
+        mPref.onBindViewHolder(mHolder);
+
+        assertThat(mHolder.findViewById(android.R.id.progress).getVisibility())
+                .isEqualTo(View.VISIBLE);
+    }
+
+    @Test
+    public void setSummary_showSummaryContainer() {
+        mPref.setSummary("test");
+        mPref.onBindViewHolder(mHolder);
+
+        assertThat(mHolder.findViewById(R.id.summary_container).getVisibility())
+                .isEqualTo(View.VISIBLE);
+    }
+
+    @Test
+    public void noSummary_hideSummaryContainer() {
+        mPref.setSummary(null);
+        mPref.onBindViewHolder(mHolder);
+
+        assertThat(mHolder.findViewById(R.id.summary_container).getVisibility())
+                .isEqualTo(View.GONE);
+    }
+}