Migrated base test classes to JUnit 4 and deleted their temporary *ForJunit4 versions:

devtools/build/lib/analysis/util/AnalysisTestCase.java
devtools/build/lib/analysis/util/BuildViewTestCase.java
devtools/build/lib/packages/util/PackageLoadingTestCase.java
devtools/build/lib/testutil/FoundationTestCase.java

--
MOS_MIGRATED_REVID=109560679
diff --git a/src/test/java/com/google/devtools/build/lib/analysis/CircularDependencyTest.java b/src/test/java/com/google/devtools/build/lib/analysis/CircularDependencyTest.java
index b19008a..26c7666 100644
--- a/src/test/java/com/google/devtools/build/lib/analysis/CircularDependencyTest.java
+++ b/src/test/java/com/google/devtools/build/lib/analysis/CircularDependencyTest.java
@@ -20,7 +20,7 @@
 import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
 
-import com.google.devtools.build.lib.analysis.util.BuildViewTestCaseForJunit4;
+import com.google.devtools.build.lib.analysis.util.BuildViewTestCase;
 import com.google.devtools.build.lib.events.Event;
 import com.google.devtools.build.lib.events.Location;
 import com.google.devtools.build.lib.packages.NoSuchTargetException;
@@ -34,7 +34,7 @@
  * Tests that check that dependency cycles are reported correctly.
  */
 @RunWith(JUnit4.class)
-public class CircularDependencyTest extends BuildViewTestCaseForJunit4 {
+public class CircularDependencyTest extends BuildViewTestCase {
 
   @Test
   public void testOneRuleCycle() throws Exception {