Add support for AOSP's nullability annotations.

These are different than 'android.support.annotation' in that they are used on the JVM for projects within AOSP.

compiler/tests/org/jetbrains/kotlin/checkers/ForeignAnnotationsTestGenerated.java

@@ -41,6 +41,12 @@ public class ForeignAnnotationsTestGenerated extends AbstractForeignAnnotationsT
         doTest(fileName);
     }
 
+    @TestMetadata("aosp.kt")
+    public void testAosp() throws Exception {
+        String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/foreignAnnotations/tests/aosp.kt");
+        doTest(fileName);
+    }
+
     @TestMetadata("checkerFramework.kt")
     public void testCheckerFramework() throws Exception {
         String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/foreignAnnotations/tests/checkerFramework.kt");