Improve multi user functionality for restricted users

- Restricted users can change their name
- Improved App&Content access screen
- Remove "Turn on phone calls" from restricted user detail page

Doc: http://shortn/_Prb3SJ3xJ3
Bug: 142798722
Test: Run robo tests with this command:
  make -j64 RunSettingsRoboTests
Change-Id: I2aadf32aef52ba5ad0db7aa0cd83bac9d9941589
(cherry picked from commit f4759e00d5)

src/com/android/settings/users/PhotoCapabilityUtils.java

@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2020 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.users;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.provider.MediaStore;
+
+class PhotoCapabilityUtils {
+
+    /**
+     * Check if the current user can perform any activity for
+     * android.media.action.IMAGE_CAPTURE action.
+     */
+    static boolean canTakePhoto(Context context) {
+        return context.getPackageManager().queryIntentActivities(
+                new Intent(MediaStore.ACTION_IMAGE_CAPTURE),
+                PackageManager.MATCH_DEFAULT_ONLY).size() > 0;
+    }
+
+    /**
+     * Check if the current user can perform any activity for
+     * android.intent.action.GET_CONTENT action for images.
+     */
+    static boolean canChoosePhoto(Context context) {
+        Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
+        intent.setType("image/*");
+        return context.getPackageManager().queryIntentActivities(intent, 0).size() > 0;
+    }
+
+    /**
+     * Check if the current user can perform any activity for
+     * com.android.camera.action.CROP action for images.
+     */
+    static boolean canCropPhoto(Context context) {
+        Intent intent = new Intent("com.android.camera.action.CROP");
+        intent.setType("image/*");
+        return context.getPackageManager().queryIntentActivities(intent, 0).size() > 0;
+    }
+
+}