Add JetPackageClass annotation

compiler/tests/org/jetbrains/jet/PackageClassNameTest.java

@@ -57,36 +57,6 @@ public class PackageClassNameTest {
         doTest(FqName.ROOT.child(Name.identifier("kotlin")), "KotlinPackage", "_DefaultPackage");
     }
 
-    @Test
-    public void testIsPackageClass1() {
-        doTestIsPackageClass("", true);
-    }
-
-    @Test
-    public void testIsPackageClass2() {
-        doTestIsPackageClass("kotlin", false);
-    }
-
-    @Test
-    public void testIsPackageClass3() {
-        doTestIsPackageClass("kotlin.KotlinPackage", true);
-    }
-
-    @Test
-    public void testIsPackageClass4() {
-        doTestIsPackageClass("kotlin.test.SomeClass", false);
-    }
-
-    @Test
-    public void testIsPackageClass5() {
-        doTestIsPackageClass("kotlin.io.IoPackage", true);
-    }
-
-    @Test
-    public void testInnerIsPackage() {
-        doTestIsPackageClass("kotlin.io.IoPackage$Foo", false);
-    }
-
     private void doTest(@NotNull String name, @NotNull String expectedForChild, @Nullable String expectedForParent) {
         doTest(new FqName(name), expectedForChild, expectedForParent);
     }
@@ -97,8 +67,4 @@ public class PackageClassNameTest {
             assertEquals("Wrong result for parent [" + name + "].", expectedForParent, getPackageClassName(name.parent()));
         }
     }
-
-    private void doTestIsPackageClass(String testedName, boolean expected) {
-        assertEquals("Wrong result for [" + testedName + "].", expected, isPackageClass(new FqName(testedName)));
-    }
 }