Don't use 'interface' in test files.

editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/internal/model/testsource/DefaultInitTest.dart

Index: editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/internal/model/testsource/DefaultInitTest.dart
diff --git a/editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/internal/model/testsource/DefaultInitTest.dart b/editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/internal/model/testsource/DefaultInitTest.dart
deleted file mode 100644
index 9d738ad5c1a237a98dfccc5d10f8911b8c7461d0..0000000000000000000000000000000000000000
--- a/editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/internal/model/testsource/DefaultInitTest.dart
+++ /dev/null
@@ -1,56 +0,0 @@
-// Tests static and instance fields initialization.
-class DefaultInitTest {
-  static main() {
-    assert(A.a == 0);
-    assert(A.b == 2);
-    assert(A.c == null);
-
-    A a1 = new A(42);
-    assert(a1.d == 42);
-    assert(a1.e == null);
-
-    A a2 = new A.named(43);
-    assert(a2.d == null);
-    assert(a2.e == 43);
-
-    assert(B.instance.x == 42);
-    assert(C.instance.z == 3);
-  }
-}
-
-class A {
-  static final int a = 0;
-  static final int b = 2;
-  static int c;
-  int d;
-  int e;
-
-  A(int val) {
-    d = val;
-  }
-
-  A.named(int val) {
-    e = val;
-  }
-}
-
-// The following tests cover cases described in b/4101270
-
-class B {
-  static final B instance = const B();
-  // by putting this field after the static initializer above, the JS code gen
-  // was calling the constructor before the setter of this property was defined.
-  final int x;
-  const B() : x(41 + 1);
-}
-
-class C {
-  // forward reference to another class
-  static final D instance = const D();
-  C() {}
-}
-
-class D {
-  const D(): z(3);
-  final int z;
-}