Add admin-granted permissions to Enterprise Privacy Settings page

This CL adds information about the number of apps that have been granted
particularly sensitive permissions (location, microphone, camera) by
the admin.

Bug: 32692748
Test: make RunSettingsRoboTests

Change-Id: I650d3e1ed3950960c58722b0c035a76daeb36478

src/com/android/settings/enterprise/DevicePolicyManagerWrapperImpl.java

@@ -18,6 +18,7 @@ package com.android.settings.enterprise;
 
 import android.app.admin.DevicePolicyManager;
 import android.content.ComponentName;
+import android.support.annotation.Nullable;
 
 public class DevicePolicyManagerWrapperImpl implements DevicePolicyManagerWrapper {
     private final DevicePolicyManager mDpm;
@@ -31,6 +32,12 @@ public class DevicePolicyManagerWrapperImpl implements DevicePolicyManagerWrappe
         return mDpm.getDeviceOwnerComponentOnAnyUser();
     }
 
+    @Override
+    public int getPermissionGrantState(@Nullable ComponentName admin, String packageName,
+            String permission) {
+        return mDpm.getPermissionGrantState(admin, packageName, permission);
+    }
+
     @Override
     public long getLastSecurityLogRetrievalTime() {
         return mDpm.getLastSecurityLogRetrievalTime();