diff --git a/java/android/annotation/SdkConstant.java b/java/android/annotation/SdkConstant.java
deleted file mode 100644
index 6ac70f0..0000000
--- a/java/android/annotation/SdkConstant.java
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright (C) 2008 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import java.lang.annotation.Target;
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-
-/**
- * Indicates a constant field value should be exported to be used in the SDK tools.
- * @hide
- */
-@Target({ ElementType.FIELD })
-@Retention(RetentionPolicy.SOURCE)
-public @interface SdkConstant {
-    public static enum SdkConstantType {
-        ACTIVITY_INTENT_ACTION, BROADCAST_INTENT_ACTION, SERVICE_ACTION, INTENT_CATEGORY;
-    }
-
-    SdkConstantType value();
-}
diff --git a/java/android/annotation/Widget.java b/java/android/annotation/Widget.java
deleted file mode 100644
index 6756cd7..0000000
--- a/java/android/annotation/Widget.java
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2008 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.annotation;
-
-import java.lang.annotation.Target;
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-
-/**
- * Indicates a class is a widget usable by application developers to create UI.
- * <p>
- * This must be used in cases where:
- * <ul>
- * <li>The widget is not in the package <code>android.widget</code></li>
- * <li>The widget extends <code>android.view.ViewGroup</code></li>
- * </ul>
- * @hide
- */
-@Target({ ElementType.TYPE })
-@Retention(RetentionPolicy.SOURCE)
-public @interface Widget {
-}