Add contact photo for missed call notifications

+ ContactPhotoLoader to create the appropriate icon from a ContactInfo
- NameLookupQuery in CallLogNotificationsHelper#getContactInfo
  To show a photo the name is not enough. Full query need to be made to
  retrieve the photoUri.
+ class Assert in util
+ Gradle directory setup for dialer tests
  (Note: this is just for project setup in Android Studio, tests are
  still not runnable in gradle)

Bug:27276108
Change-Id: I0ed2147f2bb60454fe5a5ad6c25fe99727441880
diff --git a/src/com/android/dialer/DialtactsActivity.java b/src/com/android/dialer/DialtactsActivity.java
index e775b0a..025d3eb 100644
--- a/src/com/android/dialer/DialtactsActivity.java
+++ b/src/com/android/dialer/DialtactsActivity.java
@@ -16,9 +16,6 @@
 
 package com.android.dialer;
 
-import com.android.dialer.voicemail.VoicemailArchiveActivity;
-import com.google.common.annotations.VisibleForTesting;
-
 import android.app.Fragment;
 import android.app.FragmentTransaction;
 import android.content.ActivityNotFoundException;
@@ -65,7 +62,6 @@
 import com.android.contacts.common.list.OnPhoneNumberPickerActionListener;
 import com.android.contacts.common.util.PermissionsUtil;
 import com.android.contacts.common.widget.FloatingActionButtonController;
-import com.android.contacts.commonbind.analytics.AnalyticsUtil;
 import com.android.dialer.calllog.CallLogActivity;
 import com.android.dialer.calllog.CallLogFragment;
 import com.android.dialer.database.DialerDatabaseHelper;
@@ -85,18 +81,19 @@
 import com.android.dialer.logging.Logger;
 import com.android.dialer.logging.ScreenEvent;
 import com.android.dialer.settings.DialerSettingsActivity;
+import com.android.dialer.util.Assert;
 import com.android.dialer.util.DialerUtils;
 import com.android.dialer.util.IntentUtil;
 import com.android.dialer.util.IntentUtil.CallIntentBuilder;
 import com.android.dialer.util.TelecomUtil;
+import com.android.dialer.voicemail.VoicemailArchiveActivity;
 import com.android.dialer.widget.ActionBarController;
 import com.android.dialer.widget.SearchEditTextLayout;
 import com.android.dialerbind.DatabaseHelperManager;
 import com.android.dialerbind.ObjectFactory;
 import com.android.phone.common.animation.AnimUtils;
 import com.android.phone.common.animation.AnimationListenerAdapter;
-
-import junit.framework.Assert;
+import com.google.common.annotations.VisibleForTesting;
 
 import java.util.ArrayList;
 import java.util.List;