Revert of [Android] Update all Robolectric tests to Robolectric 3.0

base/android/junit/src/org/chromium/base/BaseChromiumApplicationTest.java

Index: base/android/junit/src/org/chromium/base/BaseChromiumApplicationTest.java
diff --git a/base/android/junit/src/org/chromium/base/BaseChromiumApplicationTest.java b/base/android/junit/src/org/chromium/base/BaseChromiumApplicationTest.java
index 88810483c320518266d32525a52c46cacc73ed8b..bfcd7aa2eebb4ebeb5c390106403e470dfb5eb46 100644
--- a/base/android/junit/src/org/chromium/base/BaseChromiumApplicationTest.java
+++ b/base/android/junit/src/org/chromium/base/BaseChromiumApplicationTest.java
@@ -13,17 +13,15 @@
 import junit.framework.Assert;
 
 import org.chromium.base.BaseChromiumApplication.WindowFocusChangedListener;
+import org.chromium.base.test.shadows.ShadowMultiDex;
 import org.chromium.testing.local.LocalRobolectricTestRunner;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.robolectric.Robolectric;
-import org.robolectric.RuntimeEnvironment;
-import org.robolectric.Shadows;
 import org.robolectric.annotation.Config;
 import org.robolectric.annotation.Implementation;
 import org.robolectric.annotation.Implements;
 import org.robolectric.shadows.ShadowActivity;
-import org.robolectric.shadows.multidex.ShadowMultiDex;
 import org.robolectric.util.ActivityController;
 
 /** Unit tests for {@link BaseChromiumApplication}. */
@@ -54,7 +52,7 @@
 
     @Test
     public void testWindowsFocusChanged() throws Exception {
-        BaseChromiumApplication app = (BaseChromiumApplication) RuntimeEnvironment.application;
+        BaseChromiumApplication app = (BaseChromiumApplication) Robolectric.application;
 
         WindowFocusChangedListener mock = mock(WindowFocusChangedListener.class);
         app.registerWindowFocusChangedListener(mock);
@@ -62,7 +60,7 @@
         ActivityController<Activity> controller =
                 Robolectric.buildActivity(Activity.class).create().start().visible();
         TrackingShadowActivity shadow =
-                (TrackingShadowActivity) Shadows.shadowOf(controller.get());
+                (TrackingShadowActivity) Robolectric.shadowOf(controller.get());
 
         controller.get().getWindow().getCallback().onWindowFocusChanged(true);
         // Assert that listeners were notified.