Use external/robolectric-shadows/run_robotests.mk

This allows Settings to test against the latest framework changes.

Also replaced TestConfig with traditional robolectric.properties.

Bug: 73173204
Bug: 73892008
Test: make -j56 RunSettingsRoboTests
Change-Id: I3135b4fa5f095ba79b282a76f45dd9baa2584bc7

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

@@ -17,7 +17,6 @@
 package com.android.settings.widget;
 
 import static com.google.common.truth.Truth.assertThat;
-
 import static org.mockito.Matchers.anyString;
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.spy;
@@ -27,7 +26,6 @@ import android.support.v7.preference.PreferenceScreen;
 import android.view.View;
 import android.widget.Button;
 
-import com.android.settings.TestConfig;
 import com.android.settings.testutils.SettingsRobolectricTestRunner;
 
 import org.junit.Before;
@@ -36,11 +34,10 @@ import org.junit.runner.RunWith;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 import org.robolectric.RuntimeEnvironment;
-import org.robolectric.annotation.Config;
 
 @RunWith(SettingsRobolectricTestRunner.class)
-@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
 public class TwoStateButtonPreferenceControllerTest {
+
     private static final String KEY = "pref_key";
 
     @Mock
@@ -101,8 +98,8 @@ public class TwoStateButtonPreferenceControllerTest {
     /**
      * Controller to test methods in {@link TwoStateButtonPreferenceController}
      */
-    public static class TestButtonsPreferenceController extends
-            TwoStateButtonPreferenceController {
+    public static class TestButtonsPreferenceController
+        extends TwoStateButtonPreferenceController {
 
         TestButtonsPreferenceController(Context context, String key) {
             super(context, key);